OpenTechnical

OT-2026-000068767

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, 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-2026-000068767) never changes.

Identity and time

Publication numberOT-2026-000068767 · never reused
Internal UUID01a0ae90-6dcb-7178-8279-8dc658bfa228 · 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-2026-000068767
StatusPUBLIC

Content hashes

Canonical text3c1b12802f55717e08aa83a8fb1c298367cc627794f6f9d1db04e5dc3810beb5
Markdown4c539fcfa3f5cccf0ff60058edbc977f68295aec81b0ec2fdad93d62f5d64a6a
PDF
Publication pagea53c57f12792cc01adb05253eae83022259b3f34fb98fd7aad8b710221258921
Manifest39eed8d3d9247cd86e1b33a33616cc0c1ce9ac88fd18cec018697838db2c5a54

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
Signaturey1mx//piMoNFFel5EQ44NOpQg9JgQvh5YPkoV5B1tF4Qt31tdXwdZIoQo2SrVl4w/idSCLkutNY9ZzngbH9LDQ==
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

2026-09-17T10:28:33.314399ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068767
observed a53c57f12792cc01adb05253eae83022...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:33.298123ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068767/manifest.json
observed 39eed8d3d9247cd86e1b33a33616cc0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:33.281209ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068767/publication.md
observed 4c539fcfa3f5cccf0ff60058edbc977f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:33.264481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068767/publication.txt
observed 3c1b12802f55717e08aa83a8fb1c2983...
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.