OpenTechnical

OT-2026-000097138

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, single stage ejector, supply line pressure sensor, 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-2026-000097138) never changes.

Identity and time

Publication numberOT-2026-000097138 · never reused
Internal UUID01a0aea1-01c9-77d4-abca-d60e5c653c68 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097138
StatusPUBLIC

Content hashes

Canonical textdaf3bd7129a52f43235f96c6cdde35f31e3a870c7468670705b3bddee1fed173
Markdownced99ebb47e9df893fcaa15d03f0075c36769b67ce4fe9934cc66a455ac92bcb
PDF
Publication paged0c2ceffde750f73be77d3b603d6a44383c2241b637014a10485eff629307d82
Manifeste3073937c4dbe2278f1cf0c5b0f4f3294eb603f50f74f36cd48ddaba45a59c13

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
SignatureHxIEvVP1Qkh1ZSvA0QtnsM64bueETZ9MhJMJMMFh2aKtJejpfNnxZtWLOtfoSP0/dUcIY7+Ya2AOgUqt7L12Cw==
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

2026-09-17T09:10:55.390177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097138
observed d0c2ceffde750f73be77d3b603d6a443...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:55.371079ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097138/manifest.json
observed e3073937c4dbe2278f1cf0c5b0f4f329...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:55.343599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097138/publication.md
observed ced99ebb47e9df893fcaa15d03f0075c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:55.193547ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097138/publication.txt
observed daf3bd7129a52f43235f96c6cdde35f3...
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.