OpenTechnical

OT-2026-000101242

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, pressure sensor per zone, 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-2026-000101242) never changes.

Identity and time

Publication numberOT-2026-000101242 · never reused
Internal UUID01a0aea3-c379-7d89-8cd3-c51d9b456f9f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101242
StatusPUBLIC

Content hashes

Canonical textb698b6fa807836136b1bf3f0a3a35f7ee3dfb36f410764df1065eaa5f3c33c41
Markdown8abb9ac19584e852c142043f2b85fe9d38097882b69c4321045a84a096315519
PDF
Publication page773e5b8a57801521bde48777ddb777f254520b8ab19d87819c3d846b561192d4
Manifest810227f6992d61c858ed223a329eb444853b9a3c76122f161bb20c7b41fd7aec

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
Signature50y7CpSH/8vdT6J7AWLFOm3ggSNXInuOBvNE/uF/CSny4Zyt7k+2wDkAcQl2Jiten8peASI8iIVhyhPRXi7BDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:54.209268ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101242
observed 773e5b8a57801521bde48777ddb777f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:54.190376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101242/manifest.json
observed 810227f6992d61c858ed223a329eb444...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:54.169495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101242/publication.md
observed 8abb9ac19584e852c142043f2b85fe9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:54.152095ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101242/publication.txt
observed b698b6fa807836136b1bf3f0a3a35f7e...
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.