OpenTechnical

OT-2026-000044982

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000044982) never changes.

Identity and time

Publication numberOT-2026-000044982 · never reused
Internal UUID01a0ae7c-911d-76bd-bca3-3023f00f1e2c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044982
StatusPUBLIC

Content hashes

Canonical text0b0743bbf3b07165a9df9ce8eac929ff1a2169ac5481314402f26c4a060baf2d
Markdownfe1897edeaefb7bf7df76f88259c18a3e41233a49cf0324159ac071a6cc606fd
PDF
Publication pagef199b33702239eb367ca34beecd0fc1afe9f10b1218c4479c04f33b2f9f5e448
Manifestf2052e93f1ecc9efe3b78d8eebafa3d6f75d2e958cdcafba629371c1d68fb4b5

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
SignatureUTy84kkpOEaZC1Vt/LIyIfoWZtklpQg/GUYW4YHx/ugkBPguJnh1kkPvUk5uYcrClrf2fezQ5eWyWZRKCywnAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:11:40.348945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044982
observed f199b33702239eb367ca34beecd0fc1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:40.329423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044982/manifest.json
observed f2052e93f1ecc9efe3b78d8eebafa3d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:40.310608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044982/publication.md
observed fe1897edeaefb7bf7df76f88259c18a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:40.293331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044982/publication.txt
observed 0b0743bbf3b07165a9df9ce8eac929ff...
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.