OpenTechnical

OT-2026-000044865

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained 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-2026-000044865) never changes.

Identity and time

Publication numberOT-2026-000044865 · never reused
Internal UUID01a0ae7c-911b-7924-851e-2295f4089614 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044865
StatusPUBLIC

Content hashes

Canonical textba08efce3a5ca6a052a2a46e92ee03f804253463724d18e73c53ae613a74615f
Markdown4843997cdaaac35d08a9665eaa58d6c84168dca47cdab5d2a1a1ca2250fa1c61
PDF
Publication pagefc225240cdbd44e1eb6b92277741b8e7d8c504c2de85cc900a785d4110d2fd60
Manifest080f18bf92d2771203dba7ea424c065183fddd8c77d21d90b25c3d94bd82c6bf

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
SignatureFWjE6/YUE3Tlx+ljSLmOPJSTRziWs9PJ2ewX/ZWxTFU5VEQpM4ptjZrEqonEYpjNw0KTZwA6dPgwyx2C50MzBA==
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

2026-09-17T11:11:31.009692ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044865
observed fc225240cdbd44e1eb6b92277741b8e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:30.990172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044865/manifest.json
observed 080f18bf92d2771203dba7ea424c0651...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:30.970305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044865/publication.md
observed 4843997cdaaac35d08a9665eaa58d6c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:30.951470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044865/publication.txt
observed ba08efce3a5ca6a052a2a46e92ee03f8...
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.