OpenTechnical

OT-2026-000034530

Publication integrity record

Foam pad vacuum gripper, three stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000034530) never changes.

Identity and time

Publication numberOT-2026-000034530 · never reused
Internal UUID01a0ae76-1ed0-7969-ac57-2f22ea8afee9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034530
StatusPUBLIC

Content hashes

Canonical text714cd9945822467ec8da19826590fa1c42ef134eb76a290e9e738841ab49a9ca
Markdown936e676ded0715e0dde5059d706dc3526744408926f598279d1f8d8a6ac36449
PDF
Publication page39bbd6f0224de2ba8b7a20102251be2a46d983416dc6aa4703251f0eafd64fbb
Manifest4efa645493ce9057d040e04015a81ca65201fd58895544875a0a8ebed176f62c

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
Signature+svt14Th8hD84fJHsL0kcBptGVUu60JvO5vfPQfR+5+LQo7ugl2/DfsP0uh0MjlU0jMhAMveL3FhW0y39QzBBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:28:53.162993ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034530
observed 39bbd6f0224de2ba8b7a20102251be2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:53.147376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034530/manifest.json
observed 4efa645493ce9057d040e04015a81ca6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:53.131115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034530/publication.md
observed 936e676ded0715e0dde5059d706dc352...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:53.113516ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034530/publication.txt
observed 714cd9945822467ec8da19826590fa1c...
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.