OpenTechnical

OT-2026-000062294

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, 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-2026-000062294) never changes.

Identity and time

Publication numberOT-2026-000062294 · never reused
Internal UUID01a0ae8c-0abe-73ee-baaa-d224c71e549e · 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-2026-000062294
StatusPUBLIC

Content hashes

Canonical text35687b84e4b81e72c393269e2c5727e2ee9ca75e5749e50b656802f48f90566c
Markdown8fd521dbeddd6c1a866860bec585f855f21c28ce712d7019b14df5d42ffc7626
PDF
Publication page209617a428383b040b53af6534920cfcbda9332de6138225d755a8d20a1baecd
Manifestd513931e69a4b0fd982b4e45f440614aab629637592022d90384bab4c00d7373

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
SignatureEqqexyLyqIw1fu/CHvVHddr/Ce131zvXZMmfBa3QpndP9b+uAWDw5A3hb5pINGGq3MtVAXGVd/KlK3A2Hx6SBA==
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

2026-09-17T10:39:34.844652ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062294
observed 209617a428383b040b53af6534920cfc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:34.824903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062294/manifest.json
observed d513931e69a4b0fd982b4e45f440614a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:34.807608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062294/publication.md
observed 8fd521dbeddd6c1a866860bec585f855...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:34.789956ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062294/publication.txt
observed 35687b84e4b81e72c393269e2c5727e2...
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.