OpenTechnical

OT-2026-000092791

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, three stage ejector, 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-2026-000092791) never changes.

Identity and time

Publication numberOT-2026-000092791 · never reused
Internal UUID01a0ae9d-b600-7f82-81e4-be41b6a0c4eb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092791
StatusPUBLIC

Content hashes

Canonical text389bcf2f7315b90a4439941ac30795ebea5e1031fb71ac28a27e1d6c17b54497
Markdownccbf5c3dc0df7bce9de7838e8ed91a73dcee53f10e8b87a78a34ad83bd172a18
PDF
Publication page53d07619e1e4614c8226b83ea09e9e996c9f699c8c0e438cc9b2300eb4fcb260
Manifesta4b382a752678849bc14b3b1bf3c35da69ae05da0fc8211b81265ba34f2c64b1

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
Signaturez2MZgMt9A0R2WUBVzUGJeqQkIZOuAEs3znaACOKMgroFSxw6+zyPra8fHkgWzln8Y4ngG3RRD415NI0+LnIMDQ==
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

2026-09-17T09:41:26.537294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092791
observed 53d07619e1e4614c8226b83ea09e9e99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:26.519540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092791/manifest.json
observed a4b382a752678849bc14b3b1bf3c35da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:26.501342ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092791/publication.md
observed ccbf5c3dc0df7bce9de7838e8ed91a73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:26.484931ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092791/publication.txt
observed 389bcf2f7315b90a4439941ac30795eb...
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.