OpenTechnical

OT-2026-000064598

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, plant vacuum fed, manifold pressure sensor, vented after set-down

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-2026-000064598) never changes.

Identity and time

Publication numberOT-2026-000064598 · never reused
Internal UUID01a0ae8d-deb7-7f7a-848d-692dde3bc899 · 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-2026-000064598
StatusPUBLIC

Content hashes

Canonical text8a70851607cfeaf2a06d07d3eafbab60051ebdcf03f9ceea01de26eaf61d6019
Markdown33b393088503aa31dad661aa552d42696ee9f282eb6bfbd73eb74fdf71a73b07
PDF
Publication pagee0cd3b68f57e402ab4851c9f6a5f2546d3c658b0c539d65ec56e1b65d979e850
Manifest3df4be06f351a10b7b28373fc2f2252144dda66a0380d11eaeeda6d09dda80cc

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
SignatureME823nVRBzjRpmwqjtbzeQxCQDbxNWH6aMioTVumQccE3E57cDmcuQYR3N4n+aE6pOWLLJSfrltt6ixchRueAQ==
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

2026-09-17T10:35:22.314019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064598
observed e0cd3b68f57e402ab4851c9f6a5f2546...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:22.295590ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064598/manifest.json
observed 3df4be06f351a10b7b28373fc2f22521...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:22.277160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064598/publication.md
observed 33b393088503aa31dad661aa552d4269...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:22.261223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064598/publication.txt
observed 8a70851607cfeaf2a06d07d3eafbab60...
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.