OpenTechnical

OT-2026-000051119

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000051119) never changes.

Identity and time

Publication numberOT-2026-000051119 · never reused
Internal UUID01a0ae82-c7b6-7735-aa58-fb04d197908f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051119
StatusPUBLIC

Content hashes

Canonical text9f9718487692c3e6a48dd06d010634ff8b745ddd5f07dfb3ce77a8263d81a40c
Markdown1965beeb6a7bd25c892afad4531c10780ba8b09efd129f28eec3f9a12cf0fdcb
PDF
Publication paged6f83e0e7cdb0efc7df481560d67bfdf392e3503438dc81e3239e7f61223c2d8
Manifest94b3cefc7fe7e39665c25f17f2dad2b2483b32d72640450c839d809ba3471a0a

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
SignatureBeMLAuP0a5E1pWmk7BUbAMDGd7K4soy3ql5RAskFbATDziFnIhFLPxHN+Gq0MKW7VmbjRi/544+Ja32CiR0oCw==
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

2026-09-17T11:01:04.275526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051119
observed d6f83e0e7cdb0efc7df481560d67bfdf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:04.256267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051119/manifest.json
observed 94b3cefc7fe7e39665c25f17f2dad2b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:04.236058ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051119/publication.md
observed 1965beeb6a7bd25c892afad4531c1078...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:04.213305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051119/publication.txt
observed 9f9718487692c3e6a48dd06d010634ff...
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.