OpenTechnical

OT-2026-000065747

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, pump fed, pressure sensor per zone, pulsed blow-off before set-down

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-2026-000065747) never changes.

Identity and time

Publication numberOT-2026-000065747 · never reused
Internal UUID01a0ae8e-46fb-781c-a917-a3f5bf9c5b4a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065747
StatusPUBLIC

Content hashes

Canonical text482a7b29037c9b13ee33702a9ffda135c5ad3414be7553e7284eda6e2cd8a8c8
Markdown91cb609a32e9b57e21ae6e0bb98b4654de8b5ce1fca136ecdf1d220352a1056f
PDF
Publication pagee0beb94d9dfcb1a944f173c983be7121104a491c4f89ac45e7061ee70215a229
Manifest78048a36e67cc584e119f77d967bad83fd58c62ecb0b7f3b83b8801d29b4cc2b

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
Signature8qHXa5C6shTNlK70sy1b7bqbBq/pwYZv84PHi6/i/1cfOPX53I8OzsRnC8uBxdzs8Sv3W7EwVeNn8ORmLQrKAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:34:10.694300ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065747
observed e0beb94d9dfcb1a944f173c983be7121...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:10.677282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065747/manifest.json
observed 78048a36e67cc584e119f77d967bad83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:10.658590ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065747/publication.md
observed 91cb609a32e9b57e21ae6e0bb98b4654...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:10.641885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065747/publication.txt
observed 482a7b29037c9b13ee33702a9ffda135...
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.