OpenTechnical

OT-2026-000092389

Publication integrity record

Four bellows cup vacuum gripper, four zone face, 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-2026-000092389) never changes.

Identity and time

Publication numberOT-2026-000092389 · never reused
Internal UUID01a0ae9d-b5fb-7d5c-9952-e12e3e7d1d35 · 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-2026-000092389
StatusPUBLIC

Content hashes

Canonical text163409607f959e0c525ed575da7b2efef182dde1a0da28615aab4c19be304afd
Markdown19c30605a67fc7b2beacb677286a3c54766a26eef8a3006b924f37ccd354f880
PDF
Publication page62cb7b0fea2d882dbcb4c10872280b65c6d2aa25fc88bf40cb3889cf60aab0d3
Manifestf6d2f14994defe6a76c2b8060c9690221841a2ebf24769241e0d93367c692aa6

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
SignaturelDGGiYSL0cWTZAhInZ3i4XlJtDCBNzk9Ux5oQRmO9qy7SivbJmqZIilFqEfFB6ILzg99Cs5p5nBinYfHp+MyAg==
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

2026-09-17T09:40:55.976710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092389
observed 62cb7b0fea2d882dbcb4c10872280b65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:55.958610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092389/manifest.json
observed f6d2f14994defe6a76c2b8060c969022...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:55.940091ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092389/publication.md
observed 19c30605a67fc7b2beacb677286a3c54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:55.920877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092389/publication.txt
observed 163409607f959e0c525ed575da7b2efe...
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.