OpenTechnical

OT-2026-000062275

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, manifold 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-2026-000062275) never changes.

Identity and time

Publication numberOT-2026-000062275 · never reused
Internal UUID01a0ae8c-0abe-7bc5-b455-4582efc9aec7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062275
StatusPUBLIC

Content hashes

Canonical textcaa380023da6602a8e7fc57157a9de8323c2397c0a4dfa480e46a2feecf48e97
Markdown6d01b6664f2e6a2de7abb84d1d0f1026d5a7743d9d54d12f091ee8646d3a1c65
PDF
Publication pagef3d5974c20b1e1eb1d6406557b86402ecb67ea3cc48e5cc204273e79b5b929f1
Manifest0ff10885510824bca6c127704c3654865498037ed5b59269052ef9ddf3abc89b

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
SignaturecnuMEFhutwPYXyjM6YcoDmEXmBmv4DJuafTTidl7btXVS1w35bdAVVWngYDJnVwLkqQYAGQsAaePw6E3NPbwAw==
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

2026-09-17T10:39:33.491269ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062275
observed f3d5974c20b1e1eb1d6406557b86402e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:33.475380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062275/manifest.json
observed 0ff10885510824bca6c127704c365486...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:33.457827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062275/publication.md
observed 6d01b6664f2e6a2de7abb84d1d0f1026...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:33.437311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062275/publication.txt
observed caa380023da6602a8e7fc57157a9de83...
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.