OpenTechnical

OT-2026-000039267

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, two 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-2026-000039267) never changes.

Identity and time

Publication numberOT-2026-000039267 · never reused
Internal UUID01a0ae78-9674-7ba3-bcb0-c0e6007f97c7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039267
StatusPUBLIC

Content hashes

Canonical text67a26639c875e6b6051affa7ce46ca026b8cfc607b9c9138bf78e4eb034fbca1
Markdownfc24a3a6c2dbb00a2ccc2e9b3e8e9fb8af0abb984eff647e62cdd32feaf04a0e
PDF
Publication page7ec5608b0f04a85dda45635a62814453c5087cc2c7f05e3918d238d79b66b7bf
Manifest2bd3887da9fa5463ee6c440975dd47935564d12191f3f880b4dc3d59f438e9c8

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
SignatureTK9zeIqa6Vx2edKK8HNjdbb6ZkRJpwIlvtYaBN4orzZJtmAbcevOffTMt3GZb1/7xDb5quL4Dtfkb6eKbM2zAw==
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

2026-09-17T11:20:50.018955ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039267
observed 7ec5608b0f04a85dda45635a62814453...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:49.997021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039267/manifest.json
observed 2bd3887da9fa5463ee6c440975dd4793...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:49.975358ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039267/publication.md
observed fc24a3a6c2dbb00a2ccc2e9b3e8e9fb8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:49.954970ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039267/publication.txt
observed 67a26639c875e6b6051affa7ce46ca02...
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.