OpenTechnical

OT-2026-000010866

Publication integrity record

Six cup vacuum gripper, six outlet manifold, single 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-2026-000010866) never changes.

Identity and time

Publication numberOT-2026-000010866 · never reused
Internal UUID01a0ae6c-540d-7067-8bef-0caccb81c73e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010866
StatusPUBLIC

Content hashes

Canonical text4bcb8601737d7a46a2792bff38f04f02276c9221d8789f107b5719fa270ac3ef
Markdownec24682e7e087dcdaa2e22d57afdd51609adfe1fcd869723b29050c2bf52dc7a
PDF
Publication pageeb9c00c1d141749fe26c8f08f7811554cec846c2d59322ef45f6a8787006a8d6
Manifest81dab0db16aeadf17ba7b929fae3f4ef83b563743119c02b10fcff022824a499

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
SignatureLwTGIeg+dgtpYomPyeKkBsJ8qb9f5aLiSS+Zwfb9HaUui1Vgtm7THP7NQsPildtCtavg7DnRdPUCR/yH21nhAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T08:43:26.802022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010866
observed eb9c00c1d141749fe26c8f08f7811554...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T08:43:26.489605ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010866/manifest.json
observed 81dab0db16aeadf17ba7b929fae3f4ef...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T08:43:26.041815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010866/publication.md
observed ec24682e7e087dcdaa2e22d57afdd516...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T08:43:25.545351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010866/publication.txt
observed 4bcb8601737d7a46a2792bff38f04f02...
fetched by grabo-systems from 34.44.131.203, 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.