OpenTechnical

OT-2026-000019512

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, pulsed blow-off before 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-2026-000019512) never changes.

Identity and time

Publication numberOT-2026-000019512 · never reused
Internal UUID01a0ae6e-f393-78e5-90e1-a31c34805205 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:02.050431Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000019512
StatusPUBLIC

Content hashes

Canonical text5a186c0eb4e47c0d74ecbc6e6ef067ab66b790440ec4b9d8ba7c8b03fd72d9d4
Markdownd5346a96e94e4265357ef5cbda9304cee727b8975920e392fb38617943bb3a31
PDF
Publication page6f4abeee795a674cc7f5c87cd4e4ef5755562b60cdb55dc842236c2bd763568b
Manifest0b6429d00187e01cba147ce116589ed29698b8a320363291b1d2ed8f084d4b1a

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
SignatureNNjEVOKXtDIhUaMUAp0eFmw7qyxIGYOZRJxbGMXZdnsonRKfRHybVbPMP4JBfuxqaDahrPTiGzAm/ANn2Sp6Cw==
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

2026-09-17T11:58:56.685761ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019512
observed 6f4abeee795a674cc7f5c87cd4e4ef57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:56.667390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019512/manifest.json
observed 0b6429d00187e01cba147ce116589ed2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:56.648058ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019512/publication.md
observed d5346a96e94e4265357ef5cbda9304ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:56.628579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019512/publication.txt
observed 5a186c0eb4e47c0d74ecbc6e6ef067ab...
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.