OpenTechnical

OT-2026-000041510

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, 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-2026-000041510) never changes.

Identity and time

Publication numberOT-2026-000041510 · never reused
Internal UUID01a0ae79-e89f-7040-86a7-9fd4f3b81c21 · 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-2026-000041510
StatusPUBLIC

Content hashes

Canonical textc42eafba28114efd3efce640f0ce8fd2391d091f3ebccde84e8fd406be342c85
Markdown3bcc33e9225e1c3bea78e022e7bac9edcbffef5c991207608d3a17eb945fc546
PDF
Publication page141b4a5d870932ef4e8f00b48906eb97f6723d7bb4cff7228f81249890b3c605
Manifestdfa5a0613e67f827575c67b2f932ebfbc8bbb97bad91be5d1d07358d59d57c5b

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
SignatureNcZ2Y+ebutNvVHA+8uL3YYqT8qsVdtkiLVvCwNwNsPFMQQJKNvu4/ddUdWdG46sQ+4EUsKcOMhu6yAO9dwfPDA==
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

2026-09-17T11:16:16.677513ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041510
observed 141b4a5d870932ef4e8f00b48906eb97...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:16.659842ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041510/manifest.json
observed dfa5a0613e67f827575c67b2f932ebfb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:16.642068ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041510/publication.md
observed 3bcc33e9225e1c3bea78e022e7bac9ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:16.620238ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041510/publication.txt
observed c42eafba28114efd3efce640f0ce8fd2...
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.