OpenTechnical

OT-2026-000064322

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, pump fed, supply line pressure sensor, vented 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-2026-000064322) never changes.

Identity and time

Publication numberOT-2026-000064322 · never reused
Internal UUID01a0ae8d-a460-7edf-9659-3a82a81cc0ec · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064322
StatusPUBLIC

Content hashes

Canonical text0aeda581c58454275c1a4a375fc90ae001c409e82390348ec0036528c3e89ab6
Markdownf5c60af0dec15ae8bd4abce4420b606aec950ed6bc836b068c7a135763b60ea8
PDF
Publication page49472d434f21aadea25b95cd5c9c188365e07729e2bed285d3c907a94b9669c9
Manifestf81ce770ed3d347930e1752d08f969818c166dac8a5d5412156f69a5c54825cd

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
Signature86BP8cvVtVI4t9XKMS/3bekfme7O4I68IBqzrgln8h1Waj+oPRmLRMKrlQbDaHamZDiQlht4cyl/is6UyLVwCw==
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

2026-09-17T10:36:28.530795ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064322
observed 49472d434f21aadea25b95cd5c9c1883...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:28.513154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064322/manifest.json
observed f81ce770ed3d347930e1752d08f96981...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:28.496464ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064322/publication.md
observed f5c60af0dec15ae8bd4abce4420b606a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:28.477329ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064322/publication.txt
observed 0aeda581c58454275c1a4a375fc90ae0...
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.