OpenTechnical

OT-2026-000068782

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, vented 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-2026-000068782) never changes.

Identity and time

Publication numberOT-2026-000068782 · never reused
Internal UUID01a0ae90-6dcb-7803-8785-54faf6ad4956 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068782
StatusPUBLIC

Content hashes

Canonical textbf823d1f4265079fa80d81b29194951784c66f6aba042c834c3da10a1db6e5e9
Markdown8982d7d921daaa0d2ef888c899372c6b2ddcd9d655a18b40cfc4e859790a6553
PDF
Publication pageeac242e54d9a8299189337b657f6e3c3a46a579a9973a1d010f538100ca4d7c9
Manifestbc3b5108a20a495608e33782a2f86ff2c94003980e79eef81aa98f41ec3515ba

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
SignatureHUlvV9+40pRsGHA98tTGwotambowtg0KUe8pW0eHlKOuIGGVHmjAqUHiSYIEjz0AUpF+DsmCVQjjFrMG2vUjDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:28:34.539878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068782
observed eac242e54d9a8299189337b657f6e3c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:34.522158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068782/manifest.json
observed bc3b5108a20a495608e33782a2f86ff2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:34.504029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068782/publication.md
observed 8982d7d921daaa0d2ef888c899372c6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:34.485671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068782/publication.txt
observed bf823d1f4265079fa80d81b291949517...
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.