OpenTechnical

OT-2026-000073494

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, manifold pressure sensor, vented before set-down, on a tool changer

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-2026-000073494) never changes.

Identity and time

Publication numberOT-2026-000073494 · never reused
Internal UUID01a0ae92-efb9-7945-9b11-1e4fe315997d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:20.363042Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073494
StatusPUBLIC

Content hashes

Canonical textd7fc0344c8da16be95b3380f45b930c0732cf283c86fab8f239bc97880c8926c
Markdown3da8e11c1c666f555a8c98c6cf3aec6a0b6c491dc3da4d8f8afab35c8ed0f89e
PDF
Publication page390ca5a6584c903ee94deeae1b14fcafb4eeba139acb989d713429b0e3287604
Manifest54fcfa7428d04fd56dca209d0c1d344f9e46daf535c21441224eab965e9e0037

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
Signature7lplD2MuJrGsOotDlthDEPJHc0rTEFRupm3enAq1NEUHW6E+7DWFFHaZGBbIPV7MZBNRN8RNUDvWZL0qkxvfCQ==
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

2026-09-17T10:21:39.869458ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073494
observed 390ca5a6584c903ee94deeae1b14fcaf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:39.850630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073494/manifest.json
observed 54fcfa7428d04fd56dca209d0c1d344f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:39.832964ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073494/publication.md
observed 3da8e11c1c666f555a8c98c6cf3aec6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:39.814126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073494/publication.txt
observed d7fc0344c8da16be95b3380f45b930c0...
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.