OpenTechnical

OT-2026-000095135

Publication integrity record

Foam pad vacuum gripper, three zone face, pump fed, pressure sensor per zone, sustained blow-off 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-2026-000095135) never changes.

Identity and time

Publication numberOT-2026-000095135 · never reused
Internal UUID01a0ae9f-8f6e-719c-a32b-8497650d76c6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095135
StatusPUBLIC

Content hashes

Canonical textb49e21cdc23e08972310b67832b8f4fda072a67c24640f4c440428212fa41713
Markdownbe733adbe1fe442134d6c920a9410a6003f94c41f54d70a68d42152c4a011086
PDF
Publication page58100eee9276f9cf7a85cad4119a2a715f28be0cb5795ff01c820b694f232dba
Manifest9058e2ae3e3edb638a4f062e3165c49311c56725f6654df0dcb573a6a0e073c5

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
Signaturevds71IgFlLwFiLI+oUscOglizfSczKDsprOaZX/YK8Nyk7QgH5l9oLgYG10kEZ7QNRBWBk7hGLGxYoBb5mDTBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:36:25.877761ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095135
observed 58100eee9276f9cf7a85cad4119a2a71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:25.859576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095135/manifest.json
observed 9058e2ae3e3edb638a4f062e3165c493...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:25.842261ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095135/publication.md
observed be733adbe1fe442134d6c920a9410a60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:25.822852ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095135/publication.txt
observed b49e21cdc23e08972310b67832b8f4fd...
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.