OpenTechnical

OT-2026-000066306

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, vented 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-2026-000066306) never changes.

Identity and time

Publication numberOT-2026-000066306 · never reused
Internal UUID01a0ae8e-8dc4-73f4-bd83-b49e743f4cfb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066306
StatusPUBLIC

Content hashes

Canonical text350200459fc8f4ed2d35f8ab21b5c102c0534c44ddb1a6431847ab6c0c0f2708
Markdown537158dec5aa7f8b5d002fb6b2ebb07e61207e1a86cc6ff2dc382d671c0d0767
PDF
Publication page44a85df0e41305c9bd5e868f25a4dbf1f842b93118fc14201c2c8da98662eae4
Manifestbc0953ca1634c7a67904b67572ecb16b5037d4ba820142e12c1a146b28dc6803

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
SignaturemOctfLqXzr+o6GEdqG96LMcPDQ00NVMn2zY4Cw8Fq5ixPHJm31wUQdFStNCbyv0SehGJyoU2O1kVYqvazkunAQ==
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

2026-09-17T10:33:29.468771ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066306
observed 44a85df0e41305c9bd5e868f25a4dbf1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:29.452144ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066306/manifest.json
observed bc0953ca1634c7a67904b67572ecb16b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:29.436766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066306/publication.md
observed 537158dec5aa7f8b5d002fb6b2ebb07e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:29.419147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066306/publication.txt
observed 350200459fc8f4ed2d35f8ab21b5c102...
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.