OpenTechnical

OT-2026-000059230

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, pump fed, supply line pressure sensor, vented before 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-2026-000059230) never changes.

Identity and time

Publication numberOT-2026-000059230 · never reused
Internal UUID01a0ae89-8613-775b-8004-17be1dce15d7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059230
StatusPUBLIC

Content hashes

Canonical text90db440f14af8fdfa93ad166318d0de5d88bfccff7deb4eb9924851dc32e6088
Markdownc1e6a176358899d7c512b52e44b18e9c1a4fad83f121ecf5826962e20c7aa556
PDF
Publication pagef5bb0417de3d5df09c6a3cc84ded4975ad2c4d43f6ee494629db66f6c8e0f993
Manifest31380b70fd145f52c8ce4f15e6b92224152b837d4329494a16d8ca4a5663951a

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
SignaturenZn88N7xoLvZEKJ9bhdiuPKm7oiT/CWF6Nkrs9Gw1J6aOnzaXLU/G7BMv5mk56JrYSFfvqSdgShy1dO+FVEODg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:45:45.861763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059230
observed f5bb0417de3d5df09c6a3cc84ded4975...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:45.844641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059230/manifest.json
observed 31380b70fd145f52c8ce4f15e6b92224...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:45.826086ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059230/publication.md
observed c1e6a176358899d7c512b52e44b18e9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:45.806590ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059230/publication.txt
observed 90db440f14af8fdfa93ad166318d0de5...
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.