OpenTechnical

OT-2026-000035807

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, single stage ejector, supply line 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-2026-000035807) never changes.

Identity and time

Publication numberOT-2026-000035807 · never reused
Internal UUID01a0ae76-b4c9-7d93-acd4-569096c49891 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035807
StatusPUBLIC

Content hashes

Canonical text01f077761468c9dc9eb6278488228222bf6680ef08811da0d0b480bedf42111d
Markdown3bca8a6a89756fbc47637a013d22810aff7e52b6561b626e578f83c4fb6efcf2
PDF
Publication page4654d682ae1d1f037448d5bbb856333fb40cd7180683e1d77d791b66c51b0f2f
Manifest1e9794777f6c4e5a80c7ca8631c8b6f198dae3fc5dc8fb7ba7fbb5bba1267e1d

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
Signaturem03Kgn4w6vJzd03UdBru9OrmKsPYLoeuHlGlGOqQR6YQ0dZx0c60BxmwSe/gwDPQO1TcIORDOtqgNSii5OpiBQ==
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

2026-09-17T11:27:31.141406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035807
observed 4654d682ae1d1f037448d5bbb856333f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:31.125286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035807/manifest.json
observed 1e9794777f6c4e5a80c7ca8631c8b6f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:31.100521ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035807/publication.md
observed 3bca8a6a89756fbc47637a013d22810a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:31.065244ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035807/publication.txt
observed 01f077761468c9dc9eb6278488228222...
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.