OpenTechnical

OT-2026-000092604

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000092604) never changes.

Identity and time

Publication numberOT-2026-000092604 · never reused
Internal UUID01a0ae9d-b5fe-7ffc-9f6d-b8cdf4dda0ed · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092604
StatusPUBLIC

Content hashes

Canonical text67eb8926370bcd49b5c3f4c352b0615894671d9679f455c44ddd5acef7d768f7
Markdowndcf138c7346b6d064b9c43c244bc0bc3f38a53c8c5162e651fa051a7a6986de1
PDF
Publication page05c6273f43cb04a051b7b2419d55ee01e5c519311362b3c1808664df07f91f8a
Manifest3b128229a14acc86e5d213b8dae1932d17f6275746bfcdbebf6ba0736c1e1268

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
SignatureVzF5dCQSN2S2xgqa3qKXowqIX3F8dTGq2Ie2cISwFo9iEK5c9azePn6rZ08j0vrHTZCVSUthfXTmUc3VppNCDw==
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

2026-09-17T09:41:12.409326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092604
observed 05c6273f43cb04a051b7b2419d55ee01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:12.392994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092604/manifest.json
observed 3b128229a14acc86e5d213b8dae1932d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:12.375550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092604/publication.md
observed dcf138c7346b6d064b9c43c244bc0bc3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:12.359328ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092604/publication.txt
observed 67eb8926370bcd49b5c3f4c352b06158...
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.