OpenTechnical

OT-2026-000034723

Publication integrity record

Foam pad vacuum gripper, four zone face, three stage ejector, 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-2026-000034723) never changes.

Identity and time

Publication numberOT-2026-000034723 · never reused
Internal UUID01a0ae76-1ed2-7ca6-b296-ec3475b0fcd0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034723
StatusPUBLIC

Content hashes

Canonical text7456cdf368ac70f4e289d2b0136ce0c42ee10886a934fb1f580202993fb57724
Markdown2d0d6baef845b45ef874a607d362dd4573dbb0a6b0aa08f592925f332af77259
PDF
Publication page7ff8de6955545b50544df2ffc80f5011d6835ed616eab833256ed74f89b37c30
Manifest860d04e3bc92aaad75fd24ae8f213bd93b28cff7d4dd6d070935b6c0e9937efd

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
Signature903QMmKpy/t9pF9mUd08jFe+1q/hLZDsHU/UXwY9QVftt1nApc6ulrqCykAOK93G8/wLDBkETBl5OaQM8ppYBw==
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

2026-09-17T11:30:07.673172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034723
observed 7ff8de6955545b50544df2ffc80f5011...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:07.645591ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034723/manifest.json
observed 860d04e3bc92aaad75fd24ae8f213bd9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:07.624226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034723/publication.md
observed 2d0d6baef845b45ef874a607d362dd45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:07.604460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034723/publication.txt
observed 7456cdf368ac70f4e289d2b0136ce0c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:40.330295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034723
observed 7ff8de6955545b50544df2ffc80f5011...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:40.312937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034723/manifest.json
observed 860d04e3bc92aaad75fd24ae8f213bd9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:40.295364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034723/publication.md
observed 2d0d6baef845b45ef874a607d362dd45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:40.277447ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034723/publication.txt
observed 7456cdf368ac70f4e289d2b0136ce0c4...
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.