OpenTechnical

OT-2026-000068785

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, 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-2026-000068785) never changes.

Identity and time

Publication numberOT-2026-000068785 · never reused
Internal UUID01a0ae90-6dcb-7097-ab2c-284b3ad7800f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068785
StatusPUBLIC

Content hashes

Canonical textb1c6470bb3000e9a921aab6c6d8fb1ba739f56291515848e77541330e9858f11
Markdownf67101b792a6d94af6de13c9027ba570cb7082bf06ee1a0e770b596f2bb84ea0
PDF
Publication page9efae342420e815dff1034e7d4c914f07ac752ba838cdac46cfd88ed21f6b4ae
Manifest513b8a559c2a3c202d433a6b3861f03cd086eecf8b3cd0e74e2b2bf5e6feb94e

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
SignatureyV9Qbkwwq44buD+yy05/LZ2WOqSTOi+f4kWzYa8c6zR4SAsmxK8k7Bz589tfIgSRxyZ0Ch5HNoGa7qpp3FvmCA==
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

2026-09-17T10:28:32.529756ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068785
observed 9efae342420e815dff1034e7d4c914f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:32.513910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068785/manifest.json
observed 513b8a559c2a3c202d433a6b3861f03c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:32.496135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068785/publication.md
observed f67101b792a6d94af6de13c9027ba570...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:32.451171ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068785/publication.txt
observed b1c6470bb3000e9a921aab6c6d8fb1ba...
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.