OpenTechnical

OT-2026-000025896

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold 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-2026-000025896) never changes.

Identity and time

Publication numberOT-2026-000025896 · never reused
Internal UUID01a0ae71-a83f-7bad-ab50-ecadbbd03375 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025896
StatusPUBLIC

Content hashes

Canonical textdb21ab02bf0f78092e21c5977f2546ac860b9afd12886a5016986bbc07ef759d
Markdown17de9b814c044119cdb22fc52749faf493ab63973c8e00343f3b0ade8a43f3c5
PDF
Publication pagedd2f239202c375423c6b1ba819ec868682613840197206d595f33d30d7b6cd0b
Manifest0fefe8c03b8f59cf2781571fb9b1b373cb96860ebbc3027e2681e9fa58d8ba61

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
SignatureprIjazIYE9CMEHjJhSyh5GYLPuaqCy4HavmDnP/hxV29kfyZUCpHY0EtE4HqFPRyWwvBD1YxmrMxv90hHjdyDg==
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

2026-09-17T11:46:14.457604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025896
observed dd2f239202c375423c6b1ba819ec8686...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:14.440872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025896/manifest.json
observed 0fefe8c03b8f59cf2781571fb9b1b373...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:14.425962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025896/publication.md
observed 17de9b814c044119cdb22fc52749faf4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:14.407913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025896/publication.txt
observed db21ab02bf0f78092e21c5977f2546ac...
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.