OpenTechnical

OT-2026-000064875

Publication integrity record

Four cup vacuum gripper, four zone face, plant vacuum fed, pressure sensor per zone, 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-2026-000064875) never changes.

Identity and time

Publication numberOT-2026-000064875 · never reused
Internal UUID01a0ae8d-debd-7985-927b-3b4639ac9654 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064875
StatusPUBLIC

Content hashes

Canonical text71380fb6aba652a1a5418578229a4afebf2b5499fdf1d971856502778825ed31
Markdown07aa5caa9c53ea462e101f8469801b8f4e5bdbc087454c038bdadab8dad36e1f
PDF
Publication page96c19d12e4d414a7efa744eeffd95df22dae54b9699feb16fa30c5801159b543
Manifest8d211383082a4c0b26fc27cc17c420e2717c44068739abc4f85266bfd3c5f8d0

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
SignaturevMUF/CafFEC0A5IwsBmNuvgOjQvS82F7GFSzjmSbVCH44qFO8Y0Ta01eMq/UTaINxmWXnwLPrjZkSl+KuLfLDw==
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

2026-09-17T10:35:47.826226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064875
observed 96c19d12e4d414a7efa744eeffd95df2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:47.807202ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064875/manifest.json
observed 8d211383082a4c0b26fc27cc17c420e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:47.787447ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064875/publication.md
observed 07aa5caa9c53ea462e101f8469801b8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:47.769496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064875/publication.txt
observed 71380fb6aba652a1a5418578229a4afe...
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.