OpenTechnical

OT-2026-000025925

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained 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-2026-000025925) never changes.

Identity and time

Publication numberOT-2026-000025925 · never reused
Internal UUID01a0ae71-a83f-7ec8-9cfc-a6e51baaf0f5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025925
StatusPUBLIC

Content hashes

Canonical text49b58d2af07796844aa42e506532b193579b859b7eb53a089560575fe1708375
Markdown2c2979086f9dcaa69389a6e8e76af8e644c1556c3ff1a88f4283b401717ebb97
PDF
Publication page558054486724a80024681e091ad68cdb387a3400a5f51486932368e20d716842
Manifest9197cff321090bf2edd51a19aeee0d4a51fe1fb363c1de442d785848428cd7bb

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
Signaturept5k3EpfKmyRQ9CcCwdFrf0gIplLNJy4dAbL2Xtgqlod/os2op/G3giZDYJKs0JLrX34WTwS7kTN2RAJ5WeQCg==
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

2026-09-17T11:46:16.907829ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025925
observed 558054486724a80024681e091ad68cdb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:16.890496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025925/manifest.json
observed 9197cff321090bf2edd51a19aeee0d4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:16.872355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025925/publication.md
observed 2c2979086f9dcaa69389a6e8e76af8e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:16.854249ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025925/publication.txt
observed 49b58d2af07796844aa42e506532b193...
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.