OpenTechnical

OT-2026-000045732

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, pulsed blow-off after 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-2026-000045732) never changes.

Identity and time

Publication numberOT-2026-000045732 · never reused
Internal UUID01a0ae7d-8f04-76b8-80a8-a40635a8d8f1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045732
StatusPUBLIC

Content hashes

Canonical text8503ff9b15dd9e69541f906ad32d9f2d26f2f9beb9765b9c918ddc6cba019135
Markdown491b5fb3ae99537337f3acfc686a23f9e77e5cb0b3525521e268a2542035100c
PDF
Publication pagebb9ccc7ce8dc59276f278bbfc0bde12f39f162257438f78be7530600a79b59b8
Manifestbdb75e2795d02581dd70f2a076bc0e56dd612021a13d851cf1b2cb602f370507

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
SignatureVFAixs/uSZ5dyptUKxIHBDvER16CzaLrkS2gat9T0ljB3WlQSzqfGD9kCZ0jxdKIDOKiaZzxdW+n4DOMD7t8AQ==
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

2026-09-17T11:09:32.945466ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045732
observed bb9ccc7ce8dc59276f278bbfc0bde12f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:32.928190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045732/manifest.json
observed bdb75e2795d02581dd70f2a076bc0e56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:32.908910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045732/publication.md
observed 491b5fb3ae99537337f3acfc686a23f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:32.890384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045732/publication.txt
observed 8503ff9b15dd9e69541f906ad32d9f2d...
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.