OpenTechnical

OT-2026-000095222

Publication integrity record

Four cup vacuum gripper, four zone face, 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-2026-000095222) never changes.

Identity and time

Publication numberOT-2026-000095222 · never reused
Internal UUID01a0ae9f-8f70-7cad-9246-2a677cb07da8 · 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-2026-000095222
StatusPUBLIC

Content hashes

Canonical texta0f9045a442d3aa1fec753ad521e8aa1e3733826479c0136e4a1d978e49eb86f
Markdowncba68188064fd127f6d42dfb0986e211d6c81cbab1fb929cd5518393588d2b47
PDF
Publication pagefafda6029a82d6810213b2a42322d0a84e14a2df38d60fa5cf285cdc006fdf7a
Manifestf21f171d9f950cfe3f6abecab18c31995363d33cb8a9f7edfebd41a06cd2c471

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
SignatureXiygak2Nnlt1xmxbBAGSe57KVcr01faCe6l0WGrMwGqvyOYkeevJgG1MJtjvd4iXui+jSrm9itnhvyl6ckf7Aw==
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

2026-09-17T09:36:32.619066ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095222
observed fafda6029a82d6810213b2a42322d0a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:32.602122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095222/manifest.json
observed f21f171d9f950cfe3f6abecab18c3199...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:32.584667ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095222/publication.md
observed cba68188064fd127f6d42dfb0986e211...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:32.567651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095222/publication.txt
observed a0f9045a442d3aa1fec753ad521e8aa1...
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.