OpenTechnical

OT-2026-000026811

Publication integrity record

Two bellows cup vacuum gripper, two zone face, plant vacuum fed, pulsed blow-off before 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-2026-000026811) never changes.

Identity and time

Publication numberOT-2026-000026811 · never reused
Internal UUID01a0ae72-3451-7698-901c-ebbd10bdb9a3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026811
StatusPUBLIC

Content hashes

Canonical text116c96d1eb7e9d8e88443b516f138007dddf4cb8ddaaddf032b6b8f30f6b9320
Markdowna550e66c8fdea3db61dc65ddb2acda3970abf8f07377b888268837d0bf45ff80
PDF
Publication page94431deda48d8da4d3c0df1f6d2ec7b3e90ab824f1fc8385d3d77e891f276681
Manifest4f267a1cbefc40dc7821e51d08dd3a3b09dad6f194bd0d6db6f08c8069b92b67

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
Signature25IA214UKxWDOmXJq7otPLy+eQ3NXPowEnFKTrXjlATeX71AgJTktpoD4DjM2SRpGa4zfQKRLrtJ5QUDrSggAg==
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

2026-09-17T11:43:23.492590ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026811
observed 94431deda48d8da4d3c0df1f6d2ec7b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:23.473267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026811/manifest.json
observed 4f267a1cbefc40dc7821e51d08dd3a3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:23.456139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026811/publication.md
observed a550e66c8fdea3db61dc65ddb2acda39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:23.440061ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026811/publication.txt
observed 116c96d1eb7e9d8e88443b516f138007...
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.