OpenTechnical

OT-2026-000088076

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off before set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000088076) never changes.

Identity and time

Publication numberOT-2026-000088076 · never reused
Internal UUID01a0ae9b-1aa7-78a6-8eff-8df66d99c528 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:15.638297Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088076
StatusPUBLIC

Content hashes

Canonical text7ad4f2eeb9add4da4c206f9d194afdc2c606707e91340015474e5294dddfa8e9
Markdown16e60aa602f1b2be68c24d5685a0d3e9fbe32b435ee73e283c83bdae076dfc02
PDF
Publication pagee122433452e2c0823850939d61196ed32e474d81947b517f74aa9282fe436518
Manifest46032b543350fada00b6bf00de3cbfaa711d42b53b9affc00684737cfb0350e0

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureeBbI2+Q9sU3+PDnGUB7s8GD9z3tKkRrlxPcfejCSHchZpFhDPmfJALLAnqWgxaWAnhel/lqBdyuG3R2SRC7WDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:50:04.628627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088076
observed e122433452e2c0823850939d61196ed3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:04.612248ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088076/manifest.json
observed 46032b543350fada00b6bf00de3cbfaa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:04.595846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088076/publication.md
observed 16e60aa602f1b2be68c24d5685a0d3e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:04.578709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088076/publication.txt
observed 7ad4f2eeb9add4da4c206f9d194afdc2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:03.800643ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088076
observed e122433452e2c0823850939d61196ed3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:03.783211ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088076/manifest.json
observed 46032b543350fada00b6bf00de3cbfaa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:03.766612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088076/publication.md
observed 16e60aa602f1b2be68c24d5685a0d3e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:03.749113ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088076/publication.txt
observed 7ad4f2eeb9add4da4c206f9d194afdc2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.