OpenTechnical

OT-2026-000032742

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single stage ejector, pulsed blow-off after 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-2026-000032742) never changes.

Identity and time

Publication numberOT-2026-000032742 · never reused
Internal UUID01a0ae75-1071-7609-bdfc-bf485e31227a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032742
StatusPUBLIC

Content hashes

Canonical text9e21315cb69fa19b8299cf4e4a791f235749d8f522971e8a720f2dafa1edb4f3
Markdown1683f69aa8be2d4ba70c3ccf8b09b74efdc67942b84172e6b44989fcfc5e18e5
PDF
Publication page33ee0fa32d2051e3fb6b82a1115e285dcda2b461d11c4dda4324aca5b6a9baa3
Manifest2d483b4fda72b6821fccb14012d9c962599bb3317938b2ee114bf5edff705200

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
Signaturee6Xxt/+jB56IDSMdBBd/vTVelvwylUVwLTR75fF4ck8TquYkovY+UIjvbvoVWCD9BjoEL2j2PsElhp0UVIoHDA==
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

2026-09-17T11:34:21.877397ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032742
observed 33ee0fa32d2051e3fb6b82a1115e285d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:21.859945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032742/manifest.json
observed 2d483b4fda72b6821fccb14012d9c962...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:21.843850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032742/publication.md
observed 1683f69aa8be2d4ba70c3ccf8b09b74e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:21.827601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032742/publication.txt
observed 9e21315cb69fa19b8299cf4e4a791f23...
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.