OpenTechnical

OT-2026-000038682

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, 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-2026-000038682) never changes.

Identity and time

Publication numberOT-2026-000038682 · never reused
Internal UUID01a0ae78-769e-7786-929c-15acdeb1a241 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038682
StatusPUBLIC

Content hashes

Canonical text7a196cb875b62866c87985b6b0cf4cec62b325c2cdc4f049bcad56fe0079665e
Markdown963cf7469d9bca22cb4b161800a2b6d637db69c546722b1342da6c97dba0d0ce
PDF
Publication page185cb88798992a45e94d5869a35152b3ef11bb6d17ef8f167a5edc4dbd0f0efe
Manifestc4a56bf256a56fd5e0bba2b72b1fddda436c21db0a2bb5e9bfff74029d77155b

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
Signaturehkqsprb7LMjymx86Wgoyh/Sx6brHh8BRY/1d0b4N0BT9xp3l9vq6RBir03WAvA8VSq1H8uLXXaDOblDg0wMGCQ==
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

2026-09-17T11:21:11.610928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038682
observed 185cb88798992a45e94d5869a35152b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:11.590105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038682/manifest.json
observed c4a56bf256a56fd5e0bba2b72b1fddda...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:11.568528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038682/publication.md
observed 963cf7469d9bca22cb4b161800a2b6d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:11.547739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038682/publication.txt
observed 7a196cb875b62866c87985b6b0cf4cec...
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.