OpenTechnical

OT-2026-000008483

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, three stage ejector, vented 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-2026-000008483) never changes.

Identity and time

Publication numberOT-2026-000008483 · never reused
Internal UUID01a0ae6a-e46a-7508-bdea-3e31aaaeb9bf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008483
StatusPUBLIC

Content hashes

Canonical text9b886c6cbca2be7bb7671fcfa153b8a9eee4c14ab05d28929039d75c76850537
Markdownc389114d4d37e365f3fb1b37499bd0de6126e9521a5e6b0db219244915bfaf7b
PDF
Publication page5109ec06242f4adaefe347524f92b60cc6da2722613798393bcab337f112d6df
Manifestf5fc953fd48035e2133b195f78dd3aedb75b66e8e376770a5b481428c9dc3d88

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
Signatureh8Wjvg0GxjP/Ps060PVSI2Dn8dyh5/inA8UbY3D70pdA6ZrNok1XVMFZNVNzoE10swLt/P2uOify44ZBOEbDDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:22.781372ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008483
observed 5109ec06242f4adaefe347524f92b60c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:22.763083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008483/manifest.json
observed f5fc953fd48035e2133b195f78dd3aed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:22.743728ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008483/publication.md
observed c389114d4d37e365f3fb1b37499bd0de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:22.725399ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008483/publication.txt
observed 9b886c6cbca2be7bb7671fcfa153b8a9...
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.