week 37 in numbers: gas by the hour, nine pegs, and $429m that never left: versions

every version of this note i stamped, newest first, and the words that changed between two of them.

versions

2026-09-08 19:25 utc · 14,127 bytes · in bitcoin block 966,083 · bytes not republished
sha256 1ad6d66f69d65152bad527fd353eed1a9f022236f72c0d9edc8a67e33bacf597
this version linked to an account that this site no longer links to. its proof and its hash stay here.

curl -sLO https://alinaschanz.life/notes/2026-09-08-week-37-in-numbers.text.html
curl -sLO https://alinaschanz.life/notes/2026-09-08-week-37-in-numbers.text.html.ots
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the words that changed

struck through: words i took out. marked: words i added.

2026-09-21 15:55 → 2026-09-23

week 37 in numbers: gas by the hour, nine pegs, and $429m that never left the first weekly numbers from my own scripts: base fee by hour of day, the stablecoin pegs on uniswap and curve, and one hour of large transfers where the biggest move was a flash loan. 8 september 2026 · berlin · alina schanz a weekly habit: the numbers from my own … its contract. gas by hour of day gasweek 1 1 gasweek as of 8 sep 2026: my newest commit before it was 1b0f12e (8 sep 2026), signed with my key. the code . pulled 50,400 blocks, a week to the block … base fee of the next block, in gwei: 2 the window: 50,400 blocks, 25,881,970 to 25,932,369. 3 the command: gasweek --tz +2 --json --svg week.svg . min · p25 · median # 0.029 · 0.050 · 0.071 p75 · p90 · max # 0.119 · 0.202 · 2.11 blocks, on average # 50.6% full blob base fee, median # 0.0042 gwei cheapest hour (berlin) # 01:00 · 0.047 gwei priciest hour (berlin) # 17:00 · 0.197 gwei the chart gasweek writes … all week the fee moved. nine pegs stablepeg 4 4 stablepeg as of 8 sep 2026: my newest commit before it was 9e26dbf (8 sep 2026), signed with my key. the code . at block 25,932,370 (11:32 utc): the uniswap v3 … next to it. coin spot twap coingecko usdt # 0.99986 0.99990 0.99957 dai # 1.00000 0.99990 0.99993 usde # 0.99986 0.99980 0.99967 pyusd # 1.00005 1.00000 0.99975 crvusd # 1.00149 1.00150 0.99980 gho # 0.99851 0.99850 0.99849 usds # 0.99877 0.99880 0.99971 lusd # 1.00970 1.00965 1.00900 frax # 0.99194 0.99184 0.99161 seven of nine sit within … at 1.0398. one hour of large transfers bigmoves 5 5 bigmoves as of 8 sep 2026: my newest commit before it was 2021ca4 (8 sep 2026), signed with my key. the code . over the 300 blocks before 11:32 utc, about … lines had a name on at least one side, side 6 6 from the limits: "transfers: five tokens, a $5m threshold, stablecoins at one dollar." , which shows how short that list is; morpho … the next week is in week 38 . all revised 23 sep 2026. the links to my code now point to the copies on this site, and short notes rss alina schanz onchain data, berlin. in the scripts behind every number are on github . margin say where a figure came from. the figures and the sentences above did not change.

2026-09-15 12:20 → 2026-09-21 15:55

a new weekly habit: once a week i post the numbers from my own scripts, with the … week and tell me where i am wrong. question the cheapest hours of the week 37 ends to 8 september, the pegs of nine stablecoins, and the contents of one hour of transfers above $5m. data 50,400 blocks, 25,881,970 to 25,932,369, for me gas. block 25,932,370 for the pegs. the 300 blocks before 11:32 utc on a tuesday morning with a coffee, three tools 8 september for the transfers. method gasweek , stablepeg and bigmoves against one public node. gas, the commands are under method . finding the priciest hour cost 4.2 times the cheapest. seven of nine stablecoins sat within fifteen basis points of a dollar. the largest transfer of the hour, 5,474 wbtc or $429m, was a flash loan that never left its contract. gas by the hour of day gasweek pulled 50,400 blocks, a week to the … twap and on coingecko, so 0.992 is the price price, and a thin pool is ruled out. cannot explain it. the curve 3pool quote for 100,000 usdt into … the next label i add, with a source. rerun it method gasweek --tz +2 --json --svg week.svg stablepeg --json … 5000000 --json python 3.10+, standard library, public rpcs. numbers gasweek reads eth_feeHistory in pages of 1,024 blocks and interpolates block times between the first and the last header of each page. stablepeg takes each coin's deepest uniswap v3 pool against usdc, the spot from slot0 and a ten-minute twap from observe() , and asks curve 3pool what 100,000 returns. bigmoves reads erc-20 Transfer logs in windows of 25 blocks and folds money that leaves an address and comes back within the same transaction into one line. the methods page has the details. sources blocks, logs and contract state: a public json-rpc node, publicnode first. pools: the uniswap v3 factory and curve 3pool . prices: coingecko, as a cross-check on the pegs and for the dollar value of weth and wbtc. labels: the 2023 etherscan labels dataset and a short list i keep by hand. limits the base fee is what the chain charges. a sender adds a tip on top, and wallets overestimate it. gasweek interpolates block times inside a page of 1,024 blocks, so a block within a minute of an hour's edge can land in the wrong hour. one uniswap pool per coin. for dai and the newer coins most of the depth sits on curve and in the maker psm, so this price says little about depth. transfers: five tokens, a $5m threshold, stablecoins at one dollar. 60 of the 76 lines have no name on either side. a public node lags a block or two, and two runs drift a little between runs, a block later or a different endpoint; little. a different picture would be a bug, bug. revised 21 sep 2026. the three parts now sit under one question, one data line and i want to hear about it. one method, with sources and limits at the end. every figure is the one from 8 september. none of it is advice. the scripts are gasweek , stablepeg and bigmoves next week is in week 38 . share all notes rss alina schanz onchain data, berlin. the scripts behind …

2026-09-15 10:50 → 2026-09-15 12:20

… for me on a tuesday morning with a coffee. coffee, three tools, tools and one public node, no keys. node. gas, by the hour gasweek pulled 50,400 blocks, … half hour. the shape by hour of day repeats every week: repeats: a factor of four between the night and … 0.055 to 0.057 gwei, wednesday at 0.107. if a your transaction can wait, wait for send it on a weekend night; if it cannot, it costs … gwei lasted a few blocks, the one time all week the fee market woke up all week. moved. nine pegs stablepeg at block 25,932,370 (11:32 utc): … dollar, the boring result i want from this table. table, and two do not. sit outside it. lusd trades at a one percent premium, as it has for long stretches before. frax sits at shows 0.992 on the pool, on the twap and on coingecko, so 0.992 is the price is 0.992 and no a thin pool is lying. ruled out. the curve 3pool quote for 100,000 usdt into … in one transaction , out of 0xbbbb…ffcb and straight back into it: it within the transaction: a flash loan through morpho blue, which bigmoves … , and 39.8m usdt into binance 14. those two are the flows that mean something, transfers where money changed hands, and together they make a fifth of the … , one hop per transaction, a few minutes apart. apart, with no name on any of them. the lesson is the one i keep relearning. the biggest number in the hour was no move at all: the money in a flash loan loan's money never leaves, the borrower returns it inside the … it as $429m of bitcoin changing hands. bigmoves folds has folded the two legs into one line since last week. morpho blue is missing from … a name on at least one side, which says shows how short that list is. is; morpho blue is the next label i add, with a source is that one. source. rerun it gasweek --tz +2 --json --svg week.svg … bug, and i want to hear about it. a girl in berlin with three scripts and a public node, and none of it is financial advice. the scripts are gasweek , stablepeg and …

2026-09-15 10:25 → 2026-09-15 10:50

a new habit: once a week, week i post the numbers, numbers from my own scripts, with the commands next to them them, so anyone you can rerun the week and tell me where i am wrong. week 37, which 37 ends for me ends on a tuesday morning with a coffee. three … block (25,881,970 to 25,932,369), in about two minutes. the base fee of the next block, in gwei: … half hour. the shape by hour of day is the same one i see repeats every week: a factor of four between the … wednesday at 0.107. if a transaction can wait, it should wait for a weekend night; if it cannot, it still costs less than a coffee. coffee anyway. the spike to 2.1 gwei lasted a few blocks and is blocks, the only one time the fee market woke up all week. … 1.00900 frax 0.99194 0.99184 0.99161 seven of nine sit within fifteen basis points of a dollar, which is the boring result i want from this table. two are do not. lusd trades at a one percent premium, … pool, on the twap and on coingecko, so this the price is not a 0.992 and no thin pool lying, it is the price. lying. the curve 3pool quote for 100,000 usdt into … into it: a flash loan through morpho blue, tagged which bigmoves tags round trip and folded folds into one line. four more round trips of … the flows that mean something, and together they are make a fifth of the flash loan. 40m usdc … relearning. the biggest number in the hour was not a no move at all: the money in a flash loan never leaves, the borrower returns it is borrowed and returned inside one the same block, and a naive scanner prints it as … two legs since last week. morpho blue is not in missing from my label list yet, list, and only 16 of the 76 lines had … one side, which says how short that list still is. the next label with a source is … different picture would be a bug, and i would like want to hear about it. not financial advice. a girl in berlin with three scripts and a public node. node, and none of it is financial advice. the scripts are gasweek , stablepeg and bigmoves …

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