OpenTechnical

OT-2026-000009546

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed blow-off 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-2026-000009546) never changes.

Identity and time

Publication numberOT-2026-000009546 · never reused
Internal UUID01a0ae6b-7563-7a45-a804-473408864294 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009546
StatusPUBLIC

Content hashes

Canonical text6ba67aa5ed832abac66484d60d439cc4997921ccfe55f6e947e057af6932871c
Markdownf98fea24dd5d49ecd80989d7fdda856dcdd2866c2bfb4ebda09fff5bc55f1b67
PDF
Publication pagedb5d4d8f9d8dff6086ac76b77a114674c4eaadcdf8f567cd58b3f47bac870a72
Manifest914aee846a13bb961dbf10a5992a486d1d37921553ea674e4708ededbf41ebd6

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
SignatureIcwkHZtZmcmoGlgOBGhCd64JqUgIR53v+y/oG9tTvG1+uAdVuaS4hG95GssYnGp0Hbf/OXuixvNZAbKiYD73Aw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:16:58.314840ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009546
observed db5d4d8f9d8dff6086ac76b77a114674...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:58.295503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009546/manifest.json
observed 914aee846a13bb961dbf10a5992a486d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:58.276210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009546/publication.md
observed f98fea24dd5d49ecd80989d7fdda856d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:58.256659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009546/publication.txt
observed 6ba67aa5ed832abac66484d60d439cc4...
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.