OpenTechnical

OT-2026-000071676

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, 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-2026-000071676) never changes.

Identity and time

Publication numberOT-2026-000071676 · never reused
Internal UUID01a0ae92-1e91-7d22-ab0e-42b71fc45b41 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:26.841552Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071676
StatusPUBLIC

Content hashes

Canonical textc67b6224dbacb6dcb255127845fb14ef65bc808697c7416eb6ab19f2b9404b6f
Markdownd2db9282bc128b0e16c2b3542f8f40d5c86d8e68884bba01cccf73e46adfc01c
PDF
Publication page486fbe7ebfc81622d6fff95c4b97977fed2bacfefbc4a1814dc39c5a7216e8b9
Manifest9514aafad9cf3176162e5d1c323db13fa25389500944e59dc8687c906627c16b

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
SignatureNbm3FI3gsrC1z3qmks+On18txMw24tkuSVN0lSwOjFrCjP/6TroTRhM30vASitOYDZKfxZPwZSMGpqvvx1T2CA==
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

2026-09-17T10:23:41.889309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071676
observed 486fbe7ebfc81622d6fff95c4b97977f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:41.872549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071676/manifest.json
observed 9514aafad9cf3176162e5d1c323db13f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:41.855528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071676/publication.md
observed d2db9282bc128b0e16c2b3542f8f40d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:41.837828ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071676/publication.txt
observed c67b6224dbacb6dcb255127845fb14ef...
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.