OpenTechnical

OT-2026-000088625

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, supply line pressure sensor, sustained blow-off before set-down

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-2026-000088625) never changes.

Identity and time

Publication numberOT-2026-000088625 · never reused
Internal UUID01a0ae9b-8f0f-73c6-9953-8cb6e4cc030e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088625
StatusPUBLIC

Content hashes

Canonical text67bf954ada8f8faa882d6f5351803e14f1b26137487bed0f621c7893367b3720
Markdownd21768eca2e4855faf35b4e2107fbb3815f9238a78d1805cd007f748a8784274
PDF
Publication page0d19bf6b369cc1aee81a838bb19085d7c6cb9963a928af7e5c8f8851f9a52e53
Manifest2e006e8f3afe404efdf354bf3cba75d97f1c930005db8c7e9b02df17ae0a6976

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+/kNLZ/nnoT4RQWMlxH4RstNJ+nVSUTesvOlBbvQuZlEEqCYqL41QfDuIqNa2aFw0L/YHfm5cyHTHzTdHJR4Cg==
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

2026-09-17T09:47:50.232797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088625
observed 0d19bf6b369cc1aee81a838bb19085d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:50.215964ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088625/manifest.json
observed 2e006e8f3afe404efdf354bf3cba75d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:50.198407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088625/publication.md
observed d21768eca2e4855faf35b4e2107fbb38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:50.179826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088625/publication.txt
observed 67bf954ada8f8faa882d6f5351803e14...
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.