OpenTechnical

OT-2026-000093307

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, three 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-2026-000093307) never changes.

Identity and time

Publication numberOT-2026-000093307 · never reused
Internal UUID01a0ae9e-0911-72bb-920e-e8aec3216380 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093307
StatusPUBLIC

Content hashes

Canonical text806dcd70e76b7748015a2676ed74d16901d2c86effeeb47ac50a562d7462a46b
Markdown99f2214679d092c58916b80c94e96870f6e9d31ee0cc0c5cece048457ff987c4
PDF
Publication page227b6929ac1b587f4388cd3d8f2e26420d82d22b122b39de5597dc4fe5200a04
Manifest24baefae807d14ca132af39e18ab3bdcc5df28e4f6f39601a496b80bef9677f9

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
Signaturejg/KcABP9OX8xNnXzNo88cDS0YruhRYKLXz8Y26lJHWy8Yj9HQQbUQCNWHjwCZlAtqP0zWkmKzkhAZJMgNmvDA==
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

2026-09-17T09:40:41.161979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093307
observed 227b6929ac1b587f4388cd3d8f2e2642...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:41.142168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093307/manifest.json
observed 24baefae807d14ca132af39e18ab3bdc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:41.123853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093307/publication.md
observed 99f2214679d092c58916b80c94e96870...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:41.103054ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093307/publication.txt
observed 806dcd70e76b7748015a2676ed74d169...
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.