OpenTechnical

OT-2026-000040389

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single 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-2026-000040389) never changes.

Identity and time

Publication numberOT-2026-000040389 · never reused
Internal UUID01a0ae79-2701-7fef-b300-1931bb118247 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040389
StatusPUBLIC

Content hashes

Canonical text2507cfc377875155f42cf8e056d6e9e1b0fc0cece8368d7486cb132595be5f74
Markdownb5408fec601732c63349917626b045555f0ea28b352421bf3875115e3fe69896
PDF
Publication paged9c3e15a70ae49ed10a580c678e9343e5e5535cdc51d575ca595e1501c77222a
Manifestc8a2b737caa891b3d05fd5ad06876b2678b393a39df8cf1251bea860bdd6a6c9

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
SignatureBrVKgn6o1BBB8UVPeETHcNvOGkHOuI0AoLNW3uktPJvZd7iER+Ke7y4+8bz7AgWW8Z7QViieOUSEgTYl3yp+CQ==
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

2026-09-17T11:19:24.918401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040389
observed d9c3e15a70ae49ed10a580c678e9343e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:24.898810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040389/manifest.json
observed c8a2b737caa891b3d05fd5ad06876b26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:24.881192ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040389/publication.md
observed b5408fec601732c63349917626b04555...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:24.863273ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040389/publication.txt
observed 2507cfc377875155f42cf8e056d6e9e1...
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.