OpenTechnical

OT-2026-000084790

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, sustained blow-off 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-2026-000084790) never changes.

Identity and time

Publication numberOT-2026-000084790 · never reused
Internal UUID01a0ae99-43b3-7f23-aebe-0af382a05133 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084790
StatusPUBLIC

Content hashes

Canonical text90d23f62e7c2befff9c54e910ec43387376a418c76b9da602ff6c2fdf688aa98
Markdown9211e2d3fd804493bbbbec509010341998d9f1e088cece180a91d894337af699
PDF
Publication pagee89b52a019c1f086215dfeaecd68059866ea13984eebfe8cf5112ca917f17549
Manifest00ad41aa6907fb8664c6e3e918cc2087a6d4ff0fc0b7e6de5cbd260ba01ffeeb

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
SignaturekE6FxZKvQExoLwHFYkkHW2rsXMvbiJn3tjJ2gnkfLE9NQkL1ZhBds5LireL9qzn1gzAq8699AH6AmbulBOjLBg==
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

2026-09-17T09:54:43.970082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084790
observed e89b52a019c1f086215dfeaecd680598...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:43.952775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084790/manifest.json
observed 00ad41aa6907fb8664c6e3e918cc2087...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:43.936781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084790/publication.md
observed 9211e2d3fd804493bbbbec5090103419...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:43.916405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084790/publication.txt
observed 90d23f62e7c2befff9c54e910ec43387...
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.