OpenTechnical

OT-2026-000076432

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, vented 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-2026-000076432) never changes.

Identity and time

Publication numberOT-2026-000076432 · never reused
Internal UUID01a0ae94-6a71-7b93-be06-0d7031aa4920 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076432
StatusPUBLIC

Content hashes

Canonical textdb18d65e3a51b9d075008afdfef23e30496427f858c20b1dee05519430cd3a11
Markdownf063f89455d01c7ecaac1618c3a4c72bc3b45b63e7411099ceb57970ac889922
PDF
Publication page82a4fab081e32321ba16f572dc7a25afa907b5bf43e536a1de929e8a05cc9374
Manifest90acf2f3a74b4f0f3f38351acab5dac9856cf80d7013ad9838a03924c32d4c0b

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
SignatureO6FcDKt7X6cOuOnFyAB67R8TmKmjnLA2e9odsG2L+pn+wLKR7azbudnvCz6wBFop0RZziiyC8omXE6/BdFMvAg==
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

2026-09-17T10:12:26.757506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076432
observed 82a4fab081e32321ba16f572dc7a25af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:26.737935ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076432/manifest.json
observed 90acf2f3a74b4f0f3f38351acab5dac9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:26.719338ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076432/publication.md
observed f063f89455d01c7ecaac1618c3a4c72b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:26.700212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076432/publication.txt
observed db18d65e3a51b9d075008afdfef23e30...
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.