OpenTechnical

OT-2026-000064326

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, pump 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-2026-000064326) never changes.

Identity and time

Publication numberOT-2026-000064326 · never reused
Internal UUID01a0ae8d-a460-7522-be15-dc4a3de69a08 · 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-2026-000064326
StatusPUBLIC

Content hashes

Canonical texte689fa146ebeacfa53dc50cc41496abd1edf598c6b698e60cb6739d865f6d4e9
Markdownd4cf50a62dc1aa87a9f2201498df0b52549709bfc35bc9556bb7e8e6db35166a
PDF
Publication paged262e8795aa9089be31a349cdd56f8c5c00b5ec3129128cf9a586665547454f9
Manifest26e33ab35f9278c66a5b61e50e10c049f5bb922da7703353a1b122d7a11f520d

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
SignaturenqmAzAuo3l4xBQu+p3Qr8403mzUdnAGYAolhZ4goHLv9bYYGKNvmLL1/g6PWgvz2Z99hXn8s4APXO7syR/9hAw==
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

2026-09-17T10:36:28.833601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064326
observed d262e8795aa9089be31a349cdd56f8c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:28.816421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064326/manifest.json
observed 26e33ab35f9278c66a5b61e50e10c049...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:28.798653ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064326/publication.md
observed d4cf50a62dc1aa87a9f2201498df0b52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:28.780199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064326/publication.txt
observed e689fa146ebeacfa53dc50cc41496abd...
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.