OpenTechnical

OT-2026-000065034

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, manifold 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-2026-000065034) never changes.

Identity and time

Publication numberOT-2026-000065034 · never reused
Internal UUID01a0ae8d-dec5-76cc-a790-5f7ff0187aa0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065034
StatusPUBLIC

Content hashes

Canonical text35d5e3dfd6aae35542ebd589adb620a8bf9fbd2ed8f83fcdeac2eadd2ca73efa
Markdownc509b0731bafa6b028d6c822cbe284dc3cb65fdcc09f745a785d3b3061ffaeb4
PDF
Publication paged950cfba0ea6b348829d7f96388b86155b385750284c4bf30889bea9669f02c2
Manifest6cd05094c3a51b1d90910519691fa1d3c084874196b980b9b86a0be494562a60

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
SignatureMwvAJfLmrxvLx4XRqJonJ4lnjXCj6aWAspsf3gmw0Za/5906zgqJIfJuRB7xUYZobCTtU5ex9jmvtavl7pgEDQ==
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

2026-09-17T10:36:00.286845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065034
observed d950cfba0ea6b348829d7f96388b8615...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:00.269551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065034/manifest.json
observed 6cd05094c3a51b1d90910519691fa1d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:00.250860ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065034/publication.md
observed c509b0731bafa6b028d6c822cbe284dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:00.232795ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065034/publication.txt
observed 35d5e3dfd6aae35542ebd589adb620a8...
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.