OpenTechnical

OT-2026-000055737

Publication integrity record

Three cup vacuum gripper, three outlet manifold, single stage ejector, supply line pressure sensor, vented 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-2026-000055737) never changes.

Identity and time

Publication numberOT-2026-000055737 · never reused
Internal UUID01a0ae87-09cb-781d-9ec6-bd2f9ae9b788 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:20.734835Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055737
StatusPUBLIC

Content hashes

Canonical text75788d41f363ada3b682b17abc60bbdad56736c04a745a030db55cd20c7a5cc7
Markdown10e67326141aa811292e3ec5a1451119bd8ca39a51ee483357d17aca0c273ea1
PDF
Publication pagea36f7c3e9280c8ec909dfcf0f0c2799f09200aaffed4654cd7aea69557ca5aec
Manifestb267de80a09c34086ead668c33c75ec6d824ab76abd180c6f18d06fd33797204

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
SignatureVt0bZ1oq/ZJvYCk2effm3KnJ89sv7ecxDjdD5n1jEucdNOiHNcxseiWBSmu3J5Azk30cnUOnfI53/WREF1KaDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:51:04.979331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055737
observed a36f7c3e9280c8ec909dfcf0f0c2799f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:04.961543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055737/manifest.json
observed b267de80a09c34086ead668c33c75ec6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:04.943970ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055737/publication.md
observed 10e67326141aa811292e3ec5a1451119...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:04.926395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055737/publication.txt
observed 75788d41f363ada3b682b17abc60bbda...
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.