OpenTechnical

OT-2026-000016267

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, two stage ejector, pulsed blow-off 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-2026-000016267) never changes.

Identity and time

Publication numberOT-2026-000016267 · never reused
Internal UUID01a0ae6e-2d11-77d3-913c-a4c01d267cd1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016267
StatusPUBLIC

Content hashes

Canonical textec524b4d8db5fd474ca29114cd7cd2b9527726f2a2d5faff117b64df39fa1d72
Markdowna58ecea0b91926f7ebd06e82a1b3d3414166e59da72501cb7d946a4e90ab84a9
PDF
Publication pagec3c8782ea3467462b9f7b6f2ff526351a9726c77b9f5897d1c57a94acc922a1f
Manifestd9d5b2f7954b08e3cb681e2449e83610163fb28571133ff0164ab6f8521011be

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
Signaturesec5NpSlwP1OwkgBVQ+mevlfdqzZKMTVQDEybvu34hO/UyL8FphF3Hy30MgtVFvsrel/kRJnprOOvs+2K5yfBA==
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

2026-09-17T12:03:44.734175ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016267
observed c3c8782ea3467462b9f7b6f2ff526351...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:44.714687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016267/manifest.json
observed d9d5b2f7954b08e3cb681e2449e83610...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:44.695158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016267/publication.md
observed a58ecea0b91926f7ebd06e82a1b3d341...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:44.675881ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016267/publication.txt
observed ec524b4d8db5fd474ca29114cd7cd2b9...
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.