OpenTechnical

OT-2026-000064258

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, 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-2026-000064258) never changes.

Identity and time

Publication numberOT-2026-000064258 · never reused
Internal UUID01a0ae8d-a460-7dbd-8ba4-38e6493cfb5b · 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-2026-000064258
StatusPUBLIC

Content hashes

Canonical texte60844f816798e7a6b494ab97916bf0de57adece87611842f9d919a240ac4ca6
Markdown0329a174bfe9eca5e1a9321cfd83890c53a96ea5585c634ce7df69198c2dd3b8
PDF
Publication page526b6b29066a00220bf3928aa09bba83c10b2c54506ad7d41250825f3fc27c5b
Manifest6c4405b8c617b727f59459e7c86cbf25958f5e43c5afe019b7700808ecd11410

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
SignatureMrALOmq8w/dIkv9GhauR91XrpM/dj+BwaG5LxQqY8y+jm+YK/OeHlsqHDEpnw5l00IfoBM7HOGSe4WTyUZV8Aw==
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

2026-09-17T10:36:23.507308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064258
observed 526b6b29066a00220bf3928aa09bba83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:23.489171ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064258/manifest.json
observed 6c4405b8c617b727f59459e7c86cbf25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:23.471045ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064258/publication.md
observed 0329a174bfe9eca5e1a9321cfd83890c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:23.451008ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064258/publication.txt
observed e60844f816798e7a6b494ab97916bf0d...
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.