OpenTechnical

OT-2026-000012082

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, plant vacuum fed, 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-2026-000012082) never changes.

Identity and time

Publication numberOT-2026-000012082 · never reused
Internal UUID01a0ae6d-1943-7fc9-a322-3989c6d84cb4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012082
StatusPUBLIC

Content hashes

Canonical textd584d40756cc9103859076acff80590c708ef085459fe58f35d0b9dd0d38c60b
Markdown8f21e0c71ea9cbf63b4e1aed7965130eca5211be5cb6c63e28cb777577271fa3
PDF
Publication page9e9e5b7e46b7c152e1c6343aeeba3a0cef510b1d63eb641f0b62886a7a4b2134
Manifesta669ea540d1de4f313abf8d4c381066dec23cc87f91b7bc2703cae041f6fd49e

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
SignatureBkjKdijJn1qd/QPtLvrXXDHRyvwk2GnwMf6gSGnZfzVq2v1qvFVfQ7wlJU3Xo3OxFtcBqCEIxtxOSuLyK/qoCQ==
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

2026-09-17T12:12:58.286050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012082
observed 9e9e5b7e46b7c152e1c6343aeeba3a0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:58.267564ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012082/manifest.json
observed a669ea540d1de4f313abf8d4c381066d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:58.248747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012082/publication.md
observed 8f21e0c71ea9cbf63b4e1aed7965130e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:58.229574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012082/publication.txt
observed d584d40756cc9103859076acff80590c...
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.