OpenTechnical

OT-2026-000058726

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, three 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-2026-000058726) never changes.

Identity and time

Publication numberOT-2026-000058726 · never reused
Internal UUID01a0ae88-f39e-70e7-b49c-be878ca6e8ce · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058726
StatusPUBLIC

Content hashes

Canonical textf4e54f5a4ea7ac1961c75c86130b9f7e6774b484ec6392381637ab04c8405886
Markdown0fbea862f498a909f3de1cd60f5b902e9c1e24dcbdfb7ad97c4e9eff1940d521
PDF
Publication page69a3f0afd448974ece8d985e9252ffd188ab4c2e8fe4ab3721204abb6ce547b2
Manifestfcbefb1c541af3d708bb18f74aeb309267b1d2e63e9048a9630f995f0e6f0e8b

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
SignaturennJQYiYg9cOzo6oi9qBsYLrnS2X8EKdafCtLtkbpFUnfKQGwI3JSkPeN/Yy1+kihsHiqHNXVxwVi0irlrYxVCg==
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

2026-09-17T10:47:15.508645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058726
observed 69a3f0afd448974ece8d985e9252ffd1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:15.492050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058726/manifest.json
observed fcbefb1c541af3d708bb18f74aeb3092...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:15.474862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058726/publication.md
observed 0fbea862f498a909f3de1cd60f5b902e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:15.456089ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058726/publication.txt
observed f4e54f5a4ea7ac1961c75c86130b9f7e...
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.