OpenTechnical

OT-2026-000063292

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000063292) never changes.

Identity and time

Publication numberOT-2026-000063292 · never reused
Internal UUID01a0ae8c-94ac-7f50-9d15-773dbf5098ae · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063292
StatusPUBLIC

Content hashes

Canonical text9f754418a5a086139599d63418d91841d9df1315d4342332ce6e43121ced973c
Markdown688bd7f268bb1f8d745235576fd3c9df0029c37293192bd981d621dd0c316d2a
PDF
Publication page5c213abf47d261034704c68860ba73894d537efdb385ab2a74c14b990d4e698f
Manifestabc77f17d4984d3009d152e8282dff79ae3a42a19e05cb253f51ebf59ed5b518

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
SignaturezgXkIxe0wGDmOPy24UG6l6yA3mouOWLMErn2uV0jlqYEPBEs3AMp1HO/2TSXuTAvlqlb85rioHY+AdFL55Q5DQ==
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

2026-09-17T10:39:11.210686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063292
observed 5c213abf47d261034704c68860ba7389...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:11.194337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063292/manifest.json
observed abc77f17d4984d3009d152e8282dff79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:11.176394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063292/publication.md
observed 688bd7f268bb1f8d745235576fd3c9df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:11.157604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063292/publication.txt
observed 9f754418a5a086139599d63418d91841...
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.