OpenTechnical

OT-2026-000033951

Publication integrity record

Two bellows cup vacuum gripper, two zone face, plant vacuum fed, supply line pressure sensor, 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-2026-000033951) never changes.

Identity and time

Publication numberOT-2026-000033951 · never reused
Internal UUID01a0ae75-df0b-7e4b-80a8-93654c24f9b8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033951
StatusPUBLIC

Content hashes

Canonical text012436987a05825e0d5961dd5f90f74617f78ea3af4c6aad4e943e3c9b89d9e8
Markdown590a740ee50636c0daad4d5b117b35a19b8c0d3f2ab927b2d8da3b8b07831722
PDF
Publication pageec0066c54a5369138741647d76067c318f0209d7a9471e66535772061c55637d
Manifesta85ac12a02df5a0c44c503a27f4011f09d34230e7281831d7de4d71eb83ed048

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
Signature6q6ByX6O6KnLZZLB2tRgP3lKNL79G9nPUYO7ygRaZgdk6L2yB2JjmW/sPlP2SBqpDKPG7G3eekuOUbOPdG7PAA==
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

2026-09-17T11:30:04.326291ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033951
observed ec0066c54a5369138741647d76067c31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:04.278453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033951/manifest.json
observed a85ac12a02df5a0c44c503a27f4011f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:04.257992ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033951/publication.md
observed 590a740ee50636c0daad4d5b117b35a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:04.229446ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033951/publication.txt
observed 012436987a05825e0d5961dd5f90f746...
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.