OpenTechnical

OT-2026-000074484

Publication integrity record

Two bellows cup vacuum gripper, two 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-2026-000074484) never changes.

Identity and time

Publication numberOT-2026-000074484 · never reused
Internal UUID01a0ae93-717a-7135-893a-2e38824f8a9a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:53.574555Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000074484
StatusPUBLIC

Content hashes

Canonical textc782e8253fc2243e6664885dbde590ce271baf0825528091783b5d9796cc0d94
Markdownfbcd0652696ecde39203c1f5752d12e214d23872f0971af0e978cfe37faaed23
PDF
Publication page1c34a2b034cc4ba9fcde64209b2a4bd9b6a1d198772504ee1eb86276fa22fd33
Manifestd020724fcf8d82858d94a1295cebfc6d9c75f88754aaf902b2c2480655697961

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
SignaturezDIPIlSDyRQOWCAKQeX3wxKzTjccIxPe/yzqWfNW9YyteiZ3IUTqpsrD6pZe4xm/ku1Q29bZMxMD/zzuTPPDCA==
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

2026-09-17T10:19:26.978049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074484
observed 1c34a2b034cc4ba9fcde64209b2a4bd9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:26.959450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074484/manifest.json
observed d020724fcf8d82858d94a1295cebfc6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:26.939407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074484/publication.md
observed fbcd0652696ecde39203c1f5752d12e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:26.921488ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074484/publication.txt
observed c782e8253fc2243e6664885dbde590ce...
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.