OpenTechnical

OT-2026-000024897

Publication integrity record

Single cup vacuum gripper, common isolation valve, two stage ejector, 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-2026-000024897) never changes.

Identity and time

Publication numberOT-2026-000024897 · never reused
Internal UUID01a0ae71-2727-755e-8ee3-ef95f6a26bd7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024897
StatusPUBLIC

Content hashes

Canonical texteac16d41591518a085e1fed5c9cd4cc05909b2ad228bf3adc77f66bf081066a8
Markdown70cebc9ef75f135056f9cddcf9521f213d14c8113c5f5c3685f1a1e52ae9a039
PDF
Publication page78f50d7a644c3ec1b8deb9b37e808e1156b6f9b16c51f9cfdc9a766f988a2731
Manifest85b8666c34747e4eb276281a2ade535f418113530f72192421450c6c70852d4a

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
Signature2Fpsjk6glROLmogfi8nZMgj2BLConRtdWXs9NP0hULTG8nG8YmiCWcOXbLxxO7IcbJuTTTcHV01TW7osc+qhCA==
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

2026-09-17T11:48:13.599187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024897
observed 78f50d7a644c3ec1b8deb9b37e808e11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:13.580811ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024897/manifest.json
observed 85b8666c34747e4eb276281a2ade535f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:13.564960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024897/publication.md
observed 70cebc9ef75f135056f9cddcf9521f21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:13.546324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024897/publication.txt
observed eac16d41591518a085e1fed5c9cd4cc0...
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.