OpenTechnical

OT-2026-000076802

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, vented 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-2026-000076802) never changes.

Identity and time

Publication numberOT-2026-000076802 · never reused
Internal UUID01a0ae94-b070-794d-b9d4-9b1840fd0d76 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076802
StatusPUBLIC

Content hashes

Canonical texta9dbad0c55a50288f936804b9cf84b628d6abad38aa47573076ff8434a314779
Markdown8a9c5cef0c6a32cbefdb4df92eeceb7ac1826a4bb74352151128ad0690b86376
PDF
Publication paged961e71df573c3a9e81cb0599fa32d6597bcf307c2af4039660c3048b07aa8c7
Manifest64fa4937ca73b2e4e9982a4039e2cbbe3728401f5ffb0471b0e826ce38d57e36

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
SignaturefHPWytj/Dexy2hl/gO1HJNG6JN+RZiJHk31Enr7qaZblxo8ONotEO4JOIyQeuEcXI9/24mNa4sG/SWDz0u3SBA==
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

2026-09-17T10:09:40.105950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076802
observed d961e71df573c3a9e81cb0599fa32d65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:40.086709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076802/manifest.json
observed 64fa4937ca73b2e4e9982a4039e2cbbe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:40.065907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076802/publication.md
observed 8a9c5cef0c6a32cbefdb4df92eeceb7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:40.044026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076802/publication.txt
observed a9dbad0c55a50288f936804b9cf84b62...
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.