OpenTechnical

OT-2026-000062581

Publication integrity record

Four cup vacuum gripper, four outlet manifold, two 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-2026-000062581) never changes.

Identity and time

Publication numberOT-2026-000062581 · never reused
Internal UUID01a0ae8c-0ac1-701e-9157-676752a837ee · 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-2026-000062581
StatusPUBLIC

Content hashes

Canonical textcd70c60ae30a5e47d2c98341e804ea812fa44b6898421a81d1579838e45a7f49
Markdowndf947ca778dd3c25353fa05039a9836ed2b0ca234e381c6e20e7f163da6b6485
PDF
Publication page20091eec7889eb36a56f873582eac4453eb11d11f724d527bc4438e2b760969c
Manifestff9c79e98b4a31a38288bc5e0066f2c1d947c9c91913dd43fcf198cfb915ce07

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
SignatureF9Bjawts1/v3NxlWeQzTTb5z528Q0FelGngRqEuSUbyVS/i5ojfBLXf7yOJQV8Eg0xef91kKQtVDq007OTZqBw==
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

2026-09-17T10:40:04.217833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062581
observed 20091eec7889eb36a56f873582eac445...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:04.192897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062581/manifest.json
observed ff9c79e98b4a31a38288bc5e0066f2c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:04.170398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062581/publication.md
observed df947ca778dd3c25353fa05039a9836e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:04.146924ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062581/publication.txt
observed cd70c60ae30a5e47d2c98341e804ea81...
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.