OpenTechnical

OT-2026-000065338

Publication integrity record

Foam pad vacuum gripper, two stage ejector, supply line pressure sensor, vented after 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-2026-000065338) never changes.

Identity and time

Publication numberOT-2026-000065338 · never reused
Internal UUID01a0ae8e-1dfa-7282-b8de-1960932a47d6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:04.519862Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065338
StatusPUBLIC

Content hashes

Canonical text0a632e3edaac3bffe3cbc26a3c9006ea0229557f313fb3fb058335172419bdc4
Markdown35895d897801f9922f718cd0f702067a3c63c97ddfe5c788845d762790dcf542
PDF
Publication page83e3ab2cba0f21a9b5af186d58bfbf1090ef7078b6b74d6955f9bddc0f20bfd2
Manifest9a81289462797c30840ad540ecfcf3431768b2e17d5026e1fd4545a325cc4793

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
SignaturePxst9PxcA/EkBER2OXQ/pw+5O6ACeSxKWzFIMM5eLTF3Q/IivBs8GyXXrbSxhf9HjPhJ4mvu39TBmZ2R62rFCQ==
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

2026-09-17T10:35:19.225489ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065338
observed 83e3ab2cba0f21a9b5af186d58bfbf10...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:19.209143ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065338/manifest.json
observed 9a81289462797c30840ad540ecfcf343...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:19.192572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065338/publication.md
observed 35895d897801f9922f718cd0f702067a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:19.176075ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065338/publication.txt
observed 0a632e3edaac3bffe3cbc26a3c9006ea...
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.