OpenTechnical

OT-2026-000095776

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, plant vacuum 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-2026-000095776) never changes.

Identity and time

Publication numberOT-2026-000095776 · never reused
Internal UUID01a0ae9f-fac6-7d18-af25-66e7d9c4ec11 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095776
StatusPUBLIC

Content hashes

Canonical text909e5790fa0dcf5d74ebedd0515bfd0a50a6105e08d15d0e32a074851178952f
Markdown9c9a3188ce30c370a0cdb79ab06b1fbdb2ca85d03dbff9579bd03d910eb95382
PDF
Publication page7b35bd4546b4e2cd1d22c12a5ed9b69417be6ab71dfd2ca6760b7b368f316142
Manifestecf5d429c14d3f7dc9da982a09313d3ed8c3afae5a3cebd1b297ccf47a2012eb

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
SignaturehyUBA1Gp8dNCRQdgZ8K84vU1LcOmVf+RW31VCqn9SQ5lpUTa9NZHuT3KZTjLVVRSRQU98EZ1wblv5ZBKUQHHDw==
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

2026-09-17T09:35:50.587432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095776
observed 7b35bd4546b4e2cd1d22c12a5ed9b694...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:50.568955ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095776/manifest.json
observed ecf5d429c14d3f7dc9da982a09313d3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:50.550324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095776/publication.md
observed 9c9a3188ce30c370a0cdb79ab06b1fbd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:50.530295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095776/publication.txt
observed 909e5790fa0dcf5d74ebedd0515bfd0a...
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.