OpenTechnical

OT-2026-000054946

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, 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-2026-000054946) never changes.

Identity and time

Publication numberOT-2026-000054946 · never reused
Internal UUID01a0ae86-5e80-7898-b19c-03777104b498 · 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-2026-000054946
StatusPUBLIC

Content hashes

Canonical text157f9278fa0f0596caf3a8460ea7db400e8a2dce8dea3a2f7197eb63038ee754
Markdown4e6aece1a89b353a77916365517a0c1223c9328800d5937023bcbd3062e322ef
PDF
Publication pageafaa4a2306d1d7d3ea19b8e78c907035ba568d181bf9f0fdf3568a127e1d9099
Manifesta2a0131a6bd23e06433d87dafa7082d4f5ee9b77b068f035c08716eaf2a3f2c1

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
Signature9DsQbvjAXoN53ltnT9+nQEUnvj7aAupvaNuUnV9seXCyaABlvUC/++5tJJGptpz1JpM4rs6+XmoR26tY3ub+Aw==
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

2026-09-17T10:53:03.292520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054946
observed afaa4a2306d1d7d3ea19b8e78c907035...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:03.275121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054946/manifest.json
observed a2a0131a6bd23e06433d87dafa7082d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:03.256275ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054946/publication.md
observed 4e6aece1a89b353a77916365517a0c12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:03.238107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054946/publication.txt
observed 157f9278fa0f0596caf3a8460ea7db40...
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.