OpenTechnical

OT-2026-000083262

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, 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-2026-000083262) never changes.

Identity and time

Publication numberOT-2026-000083262 · never reused
Internal UUID01a0ae97-c963-7215-a0ad-840074634d27 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083262
StatusPUBLIC

Content hashes

Canonical text37e750411806ed486da6dfbb1b8677d72d3c8abff8637668a95fb4bf876cae13
Markdown95a083aac2b0b976abf9b4869c8fa1366960e7a738e8cd01bb2c27a28604aaee
PDF
Publication page82da7dcfcc6f3ada636fc962e978dbd7b460add19e28ecf6b12a623bcfed3d6a
Manifestf1795c9504f5d3475f2076d2bd0bcb7d8cdb1d413f3d89c35c423b629beea6ac

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
Signature6j93b252MXcsssxGhMv0d6K+vMqpYiIaCnCIGpsmOCIXGmKf5N8BYCQG9eXsNY1t/qgjQnurz5YQpbznvleKCg==
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

2026-09-17T09:01:20.335319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083262
observed 82da7dcfcc6f3ada636fc962e978dbd7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:01:20.315759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083262/manifest.json
observed f1795c9504f5d3475f2076d2bd0bcb7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:01:20.167333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083262/publication.md
observed 95a083aac2b0b976abf9b4869c8fa136...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:01:20.140134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083262/publication.txt
observed 37e750411806ed486da6dfbb1b8677d7...
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.