OpenTechnical

OT-2026-000099571

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, three stage ejector, manifold 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-2026-000099571) never changes.

Identity and time

Publication numberOT-2026-000099571 · never reused
Internal UUID01a0aea2-c975-7295-aa91-403a28686962 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099571
StatusPUBLIC

Content hashes

Canonical textf846b37b975776dd2a67b66c06cf170e5a372325e967758daec29c0be732535a
Markdownab0b3ac5f60a5391a80207025b908625c8e8879ffa5f237664cd996a3ca9bb3e
PDF
Publication page59026a64ee19793d01995bb54554cfa62ad2d8209875e900b2f218e9a52968e7
Manifestdfc61fa980a2f8793a0846fe7c8c05d955388cf8379d231d11afc81fe8673a88

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
SignatureZIBknSIZXEf3vM2hD91VyE88rne9vtsQ55fcOlGvNRdZSepOMJlMRzLzNOoK0cqGQip7N/3KzO7s1J/jWASoBw==
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

2026-09-17T09:29:29.277549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099571
observed 59026a64ee19793d01995bb54554cfa6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:29.256815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099571/manifest.json
observed dfc61fa980a2f8793a0846fe7c8c05d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:29.203184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099571/publication.md
observed ab0b3ac5f60a5391a80207025b908625...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:29.156680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099571/publication.txt
observed f846b37b975776dd2a67b66c06cf170e...
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.