OpenTechnical

OT-2026-000070924

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, vented before 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-2026-000070924) never changes.

Identity and time

Publication numberOT-2026-000070924 · never reused
Internal UUID01a0ae91-8c2d-71a8-ab1a-bd612fb07046 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:49.344646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070924
StatusPUBLIC

Content hashes

Canonical texteb2d07122c832b8dd4c602223a965caa88f73ead73fdabae2e7bc277f8438394
Markdown4436d404fa716f6ace4e654720ba4d407f501f96903c15c1b8c378f3c36ca36a
PDF
Publication page911526f875b408695a5dd00a575b24ff9f87ffa9d9451640215a1ebc438dfe5d
Manifest27624ef98ad99f0c0c8c1ba0fd71c8676b669835578bf4eb5f7def873efd315e

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
Signature4l8Hsx4wuX336gQg/ka5Scpl5TU8snXt66wssf61bMxfXFVFrjQRoAqEYTTmxtGnE3B95etkSx0S1LL/N/7gAA==
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

2026-09-17T10:25:45.531043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070924
observed 911526f875b408695a5dd00a575b24ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:45.514586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070924/manifest.json
observed 27624ef98ad99f0c0c8c1ba0fd71c867...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:45.499151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070924/publication.md
observed 4436d404fa716f6ace4e654720ba4d40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:45.483198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070924/publication.txt
observed eb2d07122c832b8dd4c602223a965caa...
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.