OpenTechnical

OT-2026-000064602

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, plant vacuum fed, manifold pressure sensor, vented 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-2026-000064602) never changes.

Identity and time

Publication numberOT-2026-000064602 · never reused
Internal UUID01a0ae8d-deb8-72fb-85c5-225f7f821a68 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064602
StatusPUBLIC

Content hashes

Canonical texte5912afb38fd2acf9c8f00b97df251c9087b3a772b6269cf91e5ddcf905bea88
Markdown18a64661832af7ccd2a888b4c7889b5007347000de243e9fa304ce4474afee8b
PDF
Publication page80415d01abcc6e221b9ea920d65f79e1c0c873518c54e2ae8589b7b73455101f
Manifest6ed7e178d0288588595375fd52c710a4e0d63b16b4d0b8cc1815cd78c8d46bbd

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
Signature9oQsbRsa+PA3Hqwm+9lc/IAN8HGK+YB3YKXfes8eSxS6pIXTIYOMoLLZ1Pl6jyZ4VtszWOL4QzZPjysdDUjuDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:35:22.588119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064602
observed 80415d01abcc6e221b9ea920d65f79e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:22.572540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064602/manifest.json
observed 6ed7e178d0288588595375fd52c710a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:22.556051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064602/publication.md
observed 18a64661832af7ccd2a888b4c7889b50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:22.537577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064602/publication.txt
observed e5912afb38fd2acf9c8f00b97df251c9...
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.