OpenTechnical

OT-2026-000036339

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000036339) never changes.

Identity and time

Publication numberOT-2026-000036339 · never reused
Internal UUID01a0ae77-01d0-76d6-852a-ad7e1d2b2c57 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036339
StatusPUBLIC

Content hashes

Canonical textfb54889719f1a5effbc597ff408fb3ca55b0b98c601a307191eea834b30f2248
Markdowne8f678b15e3caafa8d0c3b7f5c54e3c30fd91871f8602cfdfc4d51f340c84f1d
PDF
Publication page497375ace84cf0fa06e46eea10a1b51528c4eb55ee16f2b712d34851c7d6a4c2
Manifestdf93c3704b84664706dc46bc84c031e2ff47330b14b3b6c37e25e6c580270474

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
SignatureBOBRQ21Muq+oXEcXd8wihPVeVAL5w3rq5yn4DFRFQ7IG8h7c4FXOtv3Pkf0FN3v2Z+xkbypkHGLtiGHmLKC0CQ==
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

2026-09-17T11:26:37.076313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036339
observed 497375ace84cf0fa06e46eea10a1b515...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:37.060586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036339/manifest.json
observed df93c3704b84664706dc46bc84c031e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:37.043314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036339/publication.md
observed e8f678b15e3caafa8d0c3b7f5c54e3c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:37.024703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036339/publication.txt
observed fb54889719f1a5effbc597ff408fb3ca...
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.