OpenTechnical

OT-2026-000062793

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, supply line 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-2026-000062793) never changes.

Identity and time

Publication numberOT-2026-000062793 · never reused
Internal UUID01a0ae8c-6389-7341-a8ac-08fc4d04a6dd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:11.271900Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062793
StatusPUBLIC

Content hashes

Canonical text7419f801f42c20b997663ba0d793ff9312d036e6a5bb9e2a460b4afd3d00dee3
Markdown2fcf6aec4383bfb633782e73be2916b4ebe39b239e30f5760ced51c5d9c0714e
PDF
Publication pagea8671104b14baac086adf4452dcd75a3b3dc0161411e2c23421b1a064147f3a5
Manifeste79d4bbfca87f5a811adf3fc0a165e170e2d1bf8e55ae1e7c61b92a312e8be00

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
SignaturefSTniOBKHtSMVcyzyj7cuitzLvBbqSanNYzGrmZtx5Vw3qXF4GDPcJZ5R9wR5JB4tZZ/JzrENpAYOfpXK1bsBw==
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

2026-09-17T10:39:23.095542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062793
observed a8671104b14baac086adf4452dcd75a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:23.077921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062793/manifest.json
observed e79d4bbfca87f5a811adf3fc0a165e17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:23.061388ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062793/publication.md
observed 2fcf6aec4383bfb633782e73be2916b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:23.045047ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062793/publication.txt
observed 7419f801f42c20b997663ba0d793ff93...
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.