OpenTechnical

OT-2026-000058321

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line 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-2026-000058321) never changes.

Identity and time

Publication numberOT-2026-000058321 · never reused
Internal UUID01a0ae88-f398-70b1-8be0-c10fa9038418 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058321
StatusPUBLIC

Content hashes

Canonical textc048dcbba278fd80f8b93dcca96b6b998f35264b2af12188858df199cd97a67a
Markdown616932ef20990c0395cd0a2544bcd4447ff63ff7ab54c4e2b3ebb485466d80bf
PDF
Publication pagead888df4950499d1ef7460c99080113bfaa9bfd91578c2ff7b5b51a6870389ab
Manifesta28ba03a3c766317fc482e1fa487a7daa3f6e3f42fdc88ce1f2788890aa3ca30

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
Signature/bNKrJMS7jSQ3heJ3Afhgk83jMWeqgVbJ+PMzm+jKZYR+LYUGom5s7g8/G3oA1j4oKZsIPn1sXw+gS05ti5lBw==
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...

Independent retrieval

2026-09-17T10:46:43.645219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058321
observed ad888df4950499d1ef7460c99080113b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:43.627660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058321/manifest.json
observed a28ba03a3c766317fc482e1fa487a7da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:43.611657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058321/publication.md
observed 616932ef20990c0395cd0a2544bcd444...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:43.593247ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058321/publication.txt
observed c048dcbba278fd80f8b93dcca96b6b99...
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.