OpenTechnical

OT-2026-000044060

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, 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-2026-000044060) never changes.

Identity and time

Publication numberOT-2026-000044060 · never reused
Internal UUID01a0ae7b-d67a-7130-8c20-73138432401d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044060
StatusPUBLIC

Content hashes

Canonical text0f8cacb9784787c51c14f71a4a9ca20b0114ef11b114bbf19900e7a019b81677
Markdown9e79324998dc6ba508e6639b05f1b079bde1a19ae7e1df81e9e931afc3fc20a9
PDF
Publication page2887c69a507ac6ef84984aba3b8a66a37f7c5d573ff175fc4daabfac4110201c
Manifest73c9cc0f2dc5ed2145ded4c8b141d7b71c8ca698a9fcd8610b71d73782035cf3

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
SignaturewyOftnmZ58YyITfqa0i0Dbg59XwS3ayZPaZ8kU9FQW878Mfsslq7nTHo71caYwz1EixTKSvPyad9cvPeTRyRCA==
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

2026-09-17T11:12:27.417247ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044060
observed 2887c69a507ac6ef84984aba3b8a66a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:27.398411ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044060/manifest.json
observed 73c9cc0f2dc5ed2145ded4c8b141d7b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:27.381010ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044060/publication.md
observed 9e79324998dc6ba508e6639b05f1b079...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:27.363177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044060/publication.txt
observed 0f8cacb9784787c51c14f71a4a9ca20b...
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.