OpenTechnical

OT-2026-000050851

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, pump fed, pressure sensor per zone, pulsed blow-off before set-down

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-2026-000050851) never changes.

Identity and time

Publication numberOT-2026-000050851 · never reused
Internal UUID01a0ae82-c7b2-7747-8f10-79b770e7f5e7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050851
StatusPUBLIC

Content hashes

Canonical texteea8f0b92a4022d3428378da59b4c9cc46447a9dded68cf78bb1bcd3d4c591ca
Markdownb89782fbb71ba3328233926968c13e1c4543d43eacc4d99c931f24738e0a0f08
PDF
Publication page80849d1fae2ff50ae5c455620e7cc1cf0678fa4c9ac75fc1db179bb0152447b0
Manifestbe110e3ed9fc6d4daca59a78b40d9f3e8af8df8966de0a3bc9ed1a5f0c0e80af

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
Signatureer66ts3Z8++lnxdpnT1pG4Zls1Zs0LF25uGjNOpXkGQ1lQpOkehAW/F+z3faNWFHvlDmifPa7KPXLSZYmgyxAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:00:25.376221ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050851
observed 80849d1fae2ff50ae5c455620e7cc1cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:25.371973ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050851
observed 80849d1fae2ff50ae5c455620e7cc1cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:25.349842ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050851/manifest.json
observed be110e3ed9fc6d4daca59a78b40d9f3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:25.348721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050851/manifest.json
observed be110e3ed9fc6d4daca59a78b40d9f3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:25.324704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050851/publication.md
observed b89782fbb71ba3328233926968c13e1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:25.313394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050851/publication.md
observed b89782fbb71ba3328233926968c13e1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:25.298682ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050851/publication.txt
observed eea8f0b92a4022d3428378da59b4c9cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:25.273178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050851/publication.txt
observed eea8f0b92a4022d3428378da59b4c9cc...
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.