OpenTechnical

OT-2026-000094908

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, manifold 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-2026-000094908) never changes.

Identity and time

Publication numberOT-2026-000094908 · never reused
Internal UUID01a0ae9f-2dee-7161-8b2c-37545ecc282f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094908
StatusPUBLIC

Content hashes

Canonical text7c54282cc1b21bdb44cd98e27a3cb0d86c501e5ae61e43a9a7ff5c14d3dcb000
Markdown52e3f3664ea2cbac2fbfc7f40524d7cf36f7bb7dda62d17530d69a2f07960bb6
PDF
Publication pagea664f938a49d63b77e2ca3ffa81cccb19a134b50aa1e134e7701853567532ac7
Manifestc9238f7dcf9e97259697e5a3dfc209bbc8c7743754487603a3d22bdc3af18b3a

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
Signaturejtn0daw6PX8ajqlE7sgVi6B7JmaC2hvrd5i3pFcKxcnq2jdrSYFr5uzOhfRYGjhRfWMOrn7SY5hk+cgk6zL/CQ==
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

2026-09-17T09:37:25.987472ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094908
observed a664f938a49d63b77e2ca3ffa81cccb1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:25.970125ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094908/manifest.json
observed c9238f7dcf9e97259697e5a3dfc209bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:25.950608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094908/publication.md
observed 52e3f3664ea2cbac2fbfc7f40524d7cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:25.932118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094908/publication.txt
observed 7c54282cc1b21bdb44cd98e27a3cb0d8...
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.