OpenTechnical

OT-2026-000087792

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, plant vacuum fed, supply line pressure sensor, 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-2026-000087792) never changes.

Identity and time

Publication numberOT-2026-000087792 · never reused
Internal UUID01a0ae9b-1aa4-7f24-9a6b-4315fe624c56 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:15.638297Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087792
StatusPUBLIC

Content hashes

Canonical text44335a7c021eba676568ddf58cb2cc8ea68dbaab768a073e9ae2a8ad09d78824
Markdown0aeaaa445756275f60369ead3e92f58d14f8d5d3b92942a291b884f3dc2cde3e
PDF
Publication page014d8cb16131254fcee3f210c3256d1f7d68d71e981cc6da9ec770c9d54d5828
Manifestee10ae3a281867cf1a80855a20f07dfa318de7fb23936801673cd1010cd9fae6

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
SignatureCNZMe+YFcJzp8UHuux8zfcmAKJ4E7Gvcap0gJW1oHOyBfyQODENvGYM21GYqoASVFr0FqcUqSZYYPfC3Dxn2BQ==
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

2026-09-17T09:48:59.933823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087792
observed 014d8cb16131254fcee3f210c3256d1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:59.915907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087792/manifest.json
observed ee10ae3a281867cf1a80855a20f07dfa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:59.898073ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087792/publication.md
observed 0aeaaa445756275f60369ead3e92f58d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:59.879727ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087792/publication.txt
observed 44335a7c021eba676568ddf58cb2cc8e...
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.