OpenTechnical

OT-2026-000041652

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, 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-2026-000041652) never changes.

Identity and time

Publication numberOT-2026-000041652 · never reused
Internal UUID01a0ae79-e8a0-7d11-bf70-b83003109c94 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041652
StatusPUBLIC

Content hashes

Canonical text66ee5fb9dbb19ee23f23ec837fa3494d802ca4b92bc1abe20cf053c79f531ff6
Markdown0350539636be446dd0265088edf654e6de4a28c91c386f797b408c07393795c2
PDF
Publication page09822318ad914c4a59695699414087ec44b03a13b055965a2a84292671434ac1
Manifestf6b545393322b1f5887a86a4c3f8d6b973645944aa4cd50df19d624bbfb616a2

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
Signature5nClWeQzzHmYID+KAxK5/8Pv8WplwFohJzs7eD3dJ6sTXP92iX0nd4bBrTMGR16JXlJnf0gPhX6uzEcJNqUDBQ==
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

2026-09-17T11:16:27.339608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041652
observed 09822318ad914c4a59695699414087ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:27.322814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041652/manifest.json
observed f6b545393322b1f5887a86a4c3f8d6b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:27.304243ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041652/publication.md
observed 0350539636be446dd0265088edf654e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:27.285314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041652/publication.txt
observed 66ee5fb9dbb19ee23f23ec837fa3494d...
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.