OpenTechnical

OT-2026-000077098

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, vented 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-2026-000077098) never changes.

Identity and time

Publication numberOT-2026-000077098 · never reused
Internal UUID01a0ae94-f507-7675-bf07-7acd1039578f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:32.796581Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077098
StatusPUBLIC

Content hashes

Canonical text406b1874bcca67d8feb293574d35d3ce7b7d1be39f1daf8ec751168149e5decc
Markdown46446bc8329c8922c7c36ba309c1a38927cdef79606ac27a005bb723b497116d
PDF
Publication page980841706484986548d1306b847a2b7b0fbed32bf62483276cee181efaadbb9f
Manifestd7e0225596c336ea05e5ade94a1105ddf825434e507ba64df324ae5feca92d74

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
Signature8cauLkgRJ8dNnXxql8kxGg5LuUFtXDbVslXNgpEIMkQwPCZqxu9+K/SNFEYsm9Q+xphtiTQJ/SX0d5TYJ9nHCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:11:32.307602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077098
observed 980841706484986548d1306b847a2b7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:32.289653ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077098/manifest.json
observed d7e0225596c336ea05e5ade94a1105dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:32.271773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077098/publication.md
observed 46446bc8329c8922c7c36ba309c1a389...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:32.254483ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077098/publication.txt
observed 406b1874bcca67d8feb293574d35d3ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:33.712877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077098
observed 980841706484986548d1306b847a2b7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:33.695216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077098/manifest.json
observed d7e0225596c336ea05e5ade94a1105dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:33.677444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077098/publication.md
observed 46446bc8329c8922c7c36ba309c1a389...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:33.659382ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077098/publication.txt
observed 406b1874bcca67d8feb293574d35d3ce...
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.