OpenTechnical

OT-2026-000055134

Publication integrity record

Six pad foam vacuum gripper, six 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-2026-000055134) never changes.

Identity and time

Publication numberOT-2026-000055134 · never reused
Internal UUID01a0ae86-5e82-7392-b662-698102157ff1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:36.756598Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055134
StatusPUBLIC

Content hashes

Canonical text31acbbe8798bb16b2a61ecd27efb90031b48e5e9f73eb0aaf4fd4f8d3d668346
Markdown488fb96cc0c200490abe57f22469284fb53ec4fe444a0806954de9b1ac8e0515
PDF
Publication page81c1aaa5206bb6d0cbe2d589e04628a6d9007bcab3b86201cb9792bc94dbc904
Manifest6527c69a2965e2c43696cff91b3d22d12b35a50fcfe447debc0df2fbd00b2cfd

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
Signature508DLc/yg5Z2aSS/REfsxTPtabzCvyjk+26jBnNqbT3ZmkJy7HfUeHrklkJFdnWhdjcAx/gokwqvQEtuTMc/Cg==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:53:18.508005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055134
observed 81c1aaa5206bb6d0cbe2d589e04628a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:18.489789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055134/manifest.json
observed 6527c69a2965e2c43696cff91b3d22d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:18.471198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055134/publication.md
observed 488fb96cc0c200490abe57f22469284f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:18.451204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055134/publication.txt
observed 31acbbe8798bb16b2a61ecd27efb9003...
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.