Coinbra.in funny crypto calls · stamped on Bitcoin

on-chain proof · call X8FE5NJA72

BTC SIDEWAYS — a crypto call we sealed on Bitcoin

Brian looked at the market, the market looked back, and both agreed to do absolutely nothing for a day. We stamped that shrug onto Bitcoin before it played out, so the timestamp is locked — you can check when we said it and decide the rest yourself.

Called it
BTC CHOP meme — CoinBra.in on-chain call X8FE5NJA72

Fast preview shown — the download is the original sealed PNG (the exact bytes hashed on Bitcoin), with the verify QR baked in.

The call we recorded

The meme reads either way — here's the precise bet sealed underneath. We prove WHEN. You decide WHAT.

BTC → SIDEWAYS -0.1%
within next day · stated 63% odds · LOW
sealed 15 Aug 2026 event 16 Aug 2026 · we called it 1d early

Called it

How we grade this: this is a "stays flat" call — a hit needs BTC to move less than ±2% between the two dates. BTC moved -0.1% over the window → hit. It's just public BTC price between the two dates — graded automatically, no judgement call from us.

The story

On 15 Aug 2026, CoinBra.in recorded a BTC flat/sideways call (resolving within next day), wrapped in a deniable chop meme you can read either way. The exact image was SHA-256 hashed and timestamped onto Bitcoin block #962,597 BEFORE the candle printed — so the timing cannot be faked or backdated. It resolved in our favour: BTC moved -0.1% over the next day window. This page proves WHEN the call was made — not that it was right, and we never delete the misses.

Verify it on Bitcoin yourself
Image SHA-256 (what the timestamp seals)
3ed43e46ee6f92fdc11bb178fb641a2a4db821905c823f26048627577c1ad467
On-chain (Bitcoin / OpenTimestamps)
confirmed — block #962,597 (proves the seal predates this block)
Short code
X8FE5NJA72

sealed PNG (the file we hash) · proof (.ots) · verify the .ots · Bitcoin block

Don't trust us — check: (1) SHA-256 the PNG → matches the hash above; (2) the .ots proves that hash existed no later than the Bitcoin block (un-backdatable); (3) the outcome is just public BTC price between the two dates. Proof of when, never of being right — misses kept.

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Not financial advice. Financial evidence.