OpenTechnical

OT-2026-000011322

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump 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-2026-000011322) never changes.

Identity and time

Publication numberOT-2026-000011322 · never reused
Internal UUID01a0ae6c-88fd-771d-ba31-2797d2bf4b74 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:23.703080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011322
StatusPUBLIC

Content hashes

Canonical textded0626d683b65631fc74fc750a3eb5d4061277b0492723631a82ce34cd4609c
Markdownc24e96808e5f517e4d40ed5fd0111c14ac954ed5e68dee978fd33f3c937ba05d
PDF
Publication page7a87a7f478c5ea84b41c5ad3520b435b5a30de5ee0bd9713e6d5e21e64de64c6
Manifest324a0cf95c790cd9f1329d0e1826f4f2931315f7666cfd615712ce7274bd752c

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
Signature+ZhX4jVX8a+NZMKj9SYc6JGnmP8Sh6V2Hw3++8nNPxCHisEYRJtlOlpgSIwQt97O2pniLqF33cDuVO+6OD7dBg==
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

2026-09-17T12:13:02.557191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011322
observed 7a87a7f478c5ea84b41c5ad3520b435b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:02.538933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011322/manifest.json
observed 324a0cf95c790cd9f1329d0e1826f4f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:02.520589ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011322/publication.md
observed c24e96808e5f517e4d40ed5fd0111c14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:02.500535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011322/publication.txt
observed ded0626d683b65631fc74fc750a3eb5d...
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.