OpenTechnical

OT-2026-000062813

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, vented 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-2026-000062813) never changes.

Identity and time

Publication numberOT-2026-000062813 · never reused
Internal UUID01a0ae8c-94a7-78f4-8e56-033e868f638a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062813
StatusPUBLIC

Content hashes

Canonical text64f121a7ca9765ee3e0436a6a3015d98fa3a6f8069d8f8d9cc44d0a45742d5d3
Markdownaf3882fd13e51f384c4cc48a358625e8b39a59861a68b2345dfbfb1f4c9a4a4b
PDF
Publication page1ef7199c99aa2e8c59461199b8c3417e522025440c5fd1ab58ad0a92be2b6078
Manifestc2c5bd03c6c74971d6f9966237f7576d3a6d19dc4e5e0a618d44f9d9b23a7bed

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
Signatureqq4RXocPgFqSEAe8upczWg6MV3AqynU0qIsYzr+P6MddY48Ljj+PctFPJcyrfgf8i7ujKKemvNUvz9uZvlWQAA==
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

2026-09-17T10:40:07.274324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062813
observed 1ef7199c99aa2e8c59461199b8c3417e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:07.251417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062813/manifest.json
observed c2c5bd03c6c74971d6f9966237f7576d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:07.230628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062813/publication.md
observed af3882fd13e51f384c4cc48a358625e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:07.206806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062813/publication.txt
observed 64f121a7ca9765ee3e0436a6a3015d98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:30.028368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062813
observed 1ef7199c99aa2e8c59461199b8c3417e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:30.011185ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062813/manifest.json
observed c2c5bd03c6c74971d6f9966237f7576d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:29.992453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062813/publication.md
observed af3882fd13e51f384c4cc48a358625e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:29.973869ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062813/publication.txt
observed 64f121a7ca9765ee3e0436a6a3015d98...
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.