OpenTechnical

OT-2026-000011494

Publication integrity record

Foam pad vacuum gripper, three zone face, single stage ejector, supply line pressure sensor, vented after set-down

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-2026-000011494) never changes.

Identity and time

Publication numberOT-2026-000011494 · never reused
Internal UUID01a0ae6c-88ff-78a2-9abc-60a20f22c970 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:23.703080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011494
StatusPUBLIC

Content hashes

Canonical text4e7de2d82b9f4c6b2e1a6b0df62651e0f7b989a3af834ba6eb7f799657d98932
Markdown0bde537c3d89d254728cc7707ccc01ce34f5bedd731bbe568680236ed61641eb
PDF
Publication page339c5706409be7320df5838185deab040acaacf84852ba330bfd0ffefa326c7c
Manifesta32f2d78b48828fda0adb1bdf12291dcacb3154f17860ae5a7f8b6f0488cd9c2

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
SignatureUFDQ47i7/uk9imazExwdxYYwnuOffu1yjljZyqzUv81mDEKDJ/bG3bm1mkFRHe5T+qzX/zr53mjhldFMqTWmDQ==
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

2026-09-17T12:13:16.163704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011494
observed 339c5706409be7320df5838185deab04...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:16.145401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011494/manifest.json
observed a32f2d78b48828fda0adb1bdf12291dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:16.126722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011494/publication.md
observed 0bde537c3d89d254728cc7707ccc01ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:16.108116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011494/publication.txt
observed 4e7de2d82b9f4c6b2e1a6b0df62651e0...
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.