OpenTechnical

OT-2026-000034462

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump fed, pulsed blow-off 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-2026-000034462) never changes.

Identity and time

Publication numberOT-2026-000034462 · never reused
Internal UUID01a0ae76-1ed0-7681-846e-1d8e6ac611b6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034462
StatusPUBLIC

Content hashes

Canonical textdb99af49d7866ecb875eafc0e032d9fa58dfbb0d5915916d2f9120bea324e1a9
Markdownd88260c582ae1f62ed83d6fe849f6a811a9b7baa4de44bf618fd2db4412fc60c
PDF
Publication page186a672a23e7fa1b710e5748b48a769f91e973f95508340045910982b20e02dc
Manifestd6b046358eac5d619279e070db0c2d92e7d06b39e53b2edadfc0e268cd6ee771

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
SignaturevvOUNk7+khZwMMfXx9YWjzJIoC1rjY05z7NDGYMDZJ6GW0c4dQrhmFJlujTLPVgdFjpLW0/6n/DCxpJtsJ7RCQ==
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

2026-09-17T11:28:47.221693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034462
observed 186a672a23e7fa1b710e5748b48a769f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:47.205690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034462/manifest.json
observed d6b046358eac5d619279e070db0c2d92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:47.189932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034462/publication.md
observed d88260c582ae1f62ed83d6fe849f6a81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:47.171841ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034462/publication.txt
observed db99af49d7866ecb875eafc0e032d9fa...
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.