OpenTechnical

OT-2026-000035841

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000035841) never changes.

Identity and time

Publication numberOT-2026-000035841 · never reused
Internal UUID01a0ae76-b4c9-7186-b6ce-71d257663603 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035841
StatusPUBLIC

Content hashes

Canonical text7f570601c0f2cbe445a82318ce70d9d9794ce84d98ebfa42dc89692b6d25e201
Markdown0f512a3b540a06d344a839904dfa3249f3f568d79187c834376e6fcd3acfb281
PDF
Publication pagef38837aa7ebd441b1f7ddaaa9cbfa0d907f374b2de29ea5625c9aa4818866ff1
Manifestbec9bc8782c310e567d643e04f127d5eceb724b7139eec7c980a4e285050b991

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
SignatureG0Rzm/Q/jdqm1joA8HpSdSsWo1aFsxxRqQEKWMLOZ2kGAxo2GD5tW2fRs3AxM4d732up7BHkkWex47X5oOw5DA==
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

2026-09-17T11:27:33.904742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035841
observed f38837aa7ebd441b1f7ddaaa9cbfa0d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:33.886459ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035841/manifest.json
observed bec9bc8782c310e567d643e04f127d5e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:33.866686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035841/publication.md
observed 0f512a3b540a06d344a839904dfa3249...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:33.850468ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035841/publication.txt
observed 7f570601c0f2cbe445a82318ce70d9d9...
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.