OpenTechnical

OT-2026-000057120

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, sustained 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-2026-000057120) never changes.

Identity and time

Publication numberOT-2026-000057120 · never reused
Internal UUID01a0ae87-d5b9-7b3c-b44b-cf0ec0b432be · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057120
StatusPUBLIC

Content hashes

Canonical text9b0c74140f4ca358414f95a773a015599b6328e29f73a813fb602833a0aa530f
Markdown770c1e66acceb0634e44ff6ae984bb594c7cbe0560fe380b1c3f94e5083efe1c
PDF
Publication pagea00f5ade7ce33566df216181895ba9485a687ab41ce91396bd3329ae9d711a34
Manifesta379b7d1972689996018f54b91bd3e870da65e0291a7da9813ebaf72198c86de

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
SignaturevuERGaCAUXKVn/HbshCTM6IA0W1cvtGLwRHzGhc+oZsFeGzbvQGlvX4p//9Xxx97K8/3RmE6gm8DVwtrbfuDAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:05.611958ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057120
observed a00f5ade7ce33566df216181895ba948...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:05.593032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057120/manifest.json
observed a379b7d1972689996018f54b91bd3e87...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:05.571222ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057120/publication.md
observed 770c1e66acceb0634e44ff6ae984bb59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:05.553834ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057120/publication.txt
observed 9b0c74140f4ca358414f95a773a01559...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:14.305747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057120
observed a00f5ade7ce33566df216181895ba948...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:14.287507ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057120/manifest.json
observed a379b7d1972689996018f54b91bd3e87...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:14.268585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057120/publication.md
observed 770c1e66acceb0634e44ff6ae984bb59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:14.249726ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057120/publication.txt
observed 9b0c74140f4ca358414f95a773a01559...
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.