OpenTechnical

OT-2026-000064433

Publication integrity record

Four cup vacuum gripper, four outlet manifold, three stage ejector, supply line pressure sensor, vented 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-2026-000064433) never changes.

Identity and time

Publication numberOT-2026-000064433 · never reused
Internal UUID01a0ae8d-a461-727d-8276-2687b319f90e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064433
StatusPUBLIC

Content hashes

Canonical text31c03edebc84f9c3eec73c9c96610e97e7a047d780e46d6901e9faa8ec7d90b8
Markdown8ee1aa505a05274ce055b4b0ce901efb813fcb2bd87b160d43b4abd3b95a3761
PDF
Publication page352d3fe818d5e7ad0b9c5261b5bc72d12337a6b99125800ea8000242017a759f
Manifest77ff9b0763b0d7c856441a5557599a2ad777465d5879e1844b8ec03ba7351260

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
SignatureuuqpXmKHr4YK3TbPzR/WWeVS+DWXCsnSYlmp/3MSEM1EsUExBXS5U9lbY44fLgdNvvxbZHpJ+HnBDy4uV5FvAA==
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

2026-09-17T10:36:37.037821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064433
observed 352d3fe818d5e7ad0b9c5261b5bc72d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:37.020871ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064433/manifest.json
observed 77ff9b0763b0d7c856441a5557599a2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:37.004103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064433/publication.md
observed 8ee1aa505a05274ce055b4b0ce901efb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:36.986390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064433/publication.txt
observed 31c03edebc84f9c3eec73c9c96610e97...
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.