OpenTechnical

OT-2026-000071967

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000071967) never changes.

Identity and time

Publication numberOT-2026-000071967 · never reused
Internal UUID01a0ae92-47c0-7a32-b37e-d90f182be1db · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:37.365346Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071967
StatusPUBLIC

Content hashes

Canonical text0fe74698db98f1182f01b129f499a2cb8bb73e1de3e33f0391084b3c43b9b2f2
Markdown338e0990d4f0d374cd120d23bb1bd263c2d2acf57b02da2f6276df60637c8ae5
PDF
Publication page1aba0ff0249b49d4821d8929fe9edf02ee36ba6113b86b3da04ef79a012c2e44
Manifesta144c72d97c002f8e7976eb10b0e68161f216503787292ce9b95ca34ce6d9046

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
Signaturet0j+kAkH4gMX1p0KMJGgOCuo7xPUK910SItYk+mrD1g7rduYVWD5gaWX2L74KFz1PfaL+4waM2pQwAJBDFelAw==
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

2026-09-17T10:23:00.569006ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071967
observed 1aba0ff0249b49d4821d8929fe9edf02...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:00.550615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071967/manifest.json
observed a144c72d97c002f8e7976eb10b0e6816...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:00.534890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071967/publication.md
observed 338e0990d4f0d374cd120d23bb1bd263...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:00.517289ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071967/publication.txt
observed 0fe74698db98f1182f01b129f499a2cb...
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.