OpenTechnical

OT-2026-000056266

Publication integrity record

Foam pad vacuum gripper, common isolation valve, plant vacuum 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-2026-000056266) never changes.

Identity and time

Publication numberOT-2026-000056266 · never reused
Internal UUID01a0ae87-4bd1-7d30-a47f-b3de1751c8e6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:37.517586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056266
StatusPUBLIC

Content hashes

Canonical texte14ad9d57beb89fdbaa538648bc149614664864a47553faa8d9823f0552c295d
Markdownb05a7afb35d442f0102616c729d0d75d85ba2a5279c1fe25c4a80dc10e02f53b
PDF
Publication page03db1292cff85e20d1fc2852c03efcef68e77b2cde80002d087e032cf7f08402
Manifest95b3122ef8e7098fe55a90c52e22c870097506b20f88dc31fe0c06051147bcd1

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
SignatureHJg1sgzzQPbsChdbWHkLlAACCR0NXPjrexE26S3REtHHf03uEYC9tZJ7YPESxwP60UVgSM90UvW1GlZpMrjzDw==
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

2026-09-17T10:50:45.129724ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056266
observed 03db1292cff85e20d1fc2852c03efcef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:45.111928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056266/manifest.json
observed 95b3122ef8e7098fe55a90c52e22c870...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:45.092580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056266/publication.md
observed b05a7afb35d442f0102616c729d0d75d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:45.072376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056266/publication.txt
observed e14ad9d57beb89fdbaa538648bc14961...
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.