OpenTechnical

OT-2026-000102264

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, three stage ejector, 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-2026-000102264) never changes.

Identity and time

Publication numberOT-2026-000102264 · never reused
Internal UUID01a0aea4-50f3-77b0-8318-4bcda89642d6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102264
StatusPUBLIC

Content hashes

Canonical text074fc31526a16bff3b6f100bf61788974398b73d7185ad018114f3d6e43adc35
Markdownbeaecee20b18ee7fa524d7ddd3b2ab080dfdacf843872b2ff6f2f45307159fc3
PDF
Publication pagee1e1505b422f6a3aaeec6d117cc079a52568c605f72012095eebace078a3943f
Manifestfb450eb83d4c241da545d33bc0cec77a94b76941d3539d4af0d376253188c6ea

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
SignatureSXHdFAYuk3B1oUIO50tKSsU4LgTNlOeFQd8QEa4zR0aDVB5j0LjTPnwuvgbsoMazFIJVrG9e+hs8TZn3nEaCAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:25:26.999873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102264
observed e1e1505b422f6a3aaeec6d117cc079a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:26.982245ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102264/manifest.json
observed fb450eb83d4c241da545d33bc0cec77a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:26.962641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102264/publication.md
observed beaecee20b18ee7fa524d7ddd3b2ab08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:26.943159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102264/publication.txt
observed 074fc31526a16bff3b6f100bf6178897...
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.