OpenTechnical

OT-2026-000065408

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, supply line pressure sensor, sustained blow-off after 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-2026-000065408) never changes.

Identity and time

Publication numberOT-2026-000065408 · never reused
Internal UUID01a0ae8e-46f8-732d-95b1-0c3d3c7837e3 · 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-2026-000065408
StatusPUBLIC

Content hashes

Canonical text2e48cc0e43f423fc169cff0a00da8606d07c518cbcbc07291834c204cbd08113
Markdownb58ca60e11a0f00a01da7ca6421e82011780ad221fbafc3779f21653e4c22262
PDF
Publication page14755010c1ffe05b11c173c95dd7f036ebf3eb5a6ba261b228ed70615ac1796c
Manifest6fc4de21cd356c8a3fdb0d520b5faff010a8b14d0c90e8cf7009bf6af2f76707

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
Signature52OvLP5PfrtHevTlJY55tdVr6exstb22xdc3NqmRVDLiF9F2cNmkIraZZ5OvQAS7nTy+TU4NnqQNsg+aF8ZtAw==
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

2026-09-17T10:33:40.334989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065408
observed 14755010c1ffe05b11c173c95dd7f036...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:40.315935ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065408/manifest.json
observed 6fc4de21cd356c8a3fdb0d520b5faff0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:40.298493ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065408/publication.md
observed b58ca60e11a0f00a01da7ca6421e8201...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:40.280917ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065408/publication.txt
observed 2e48cc0e43f423fc169cff0a00da8606...
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.