OpenTechnical

OT-2026-000045270

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000045270) never changes.

Identity and time

Publication numberOT-2026-000045270 · never reused
Internal UUID01a0ae7c-f76a-7b9b-aaaf-fc30a065743d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045270
StatusPUBLIC

Content hashes

Canonical text426aaa74a2883713226277ba90451c0401196537342ce6084d2d9b4038ad1166
Markdowne4f02e13ec13da4a0aeeafa5ff2b648eee47b43b3fc85359ed1943d56de7c777
PDF
Publication page497f9e348406b7f64d0fa5a7efc42ac7fa0c7aae6c9312b5b629c6400ccfa0e2
Manifestbf5983640c06c96c46e4900f23656c82e832ec981110e827a6648fba6f9b83fd

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/wv8r5nyFJzjDzYiPQixr95YLooPHo8LZpKF/Rro2mNTbiIr+XMbcp7cucl4ktkuih0KH8Ucah63EJ3Esq2iCA==
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

2026-09-17T11:10:28.824524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045270
observed 497f9e348406b7f64d0fa5a7efc42ac7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:28.805792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045270/manifest.json
observed bf5983640c06c96c46e4900f23656c82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:28.787622ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045270/publication.md
observed e4f02e13ec13da4a0aeeafa5ff2b648e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:28.769620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045270/publication.txt
observed 426aaa74a2883713226277ba90451c04...
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.