OpenTechnical

OT-2026-000085344

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, pump fed, sustained blow-off before 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-2026-000085344) never changes.

Identity and time

Publication numberOT-2026-000085344 · never reused
Internal UUID01a0ae99-aaaa-7100-b606-ac0eb871990d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085344
StatusPUBLIC

Content hashes

Canonical text7669e57e93ace5e0000b1b6e3d7cece7c15c5c60a936e1a0060ac1d1a5f3baab
Markdowna8ce8712607d6a503017737716347fe0bb1244d6152df6c3dd1e67e55e96943a
PDF
Publication pageebb433103c5476a43173ef40bbf6f089b32acc153dcb10877bea902a9cf40a71
Manifest3593d7132cd7302d2103d1b67a9d5c6af4f19cec848a2a6fa98066bd0700346e

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
Signatureoy9WdKcWiUbP6nFqtrkyBPwI4jINQzsFvoyJg5Sd+bfqo6FLaZ6c+hVbVvTigzdTwwrTjwN7c+AE5OwOgt2lDQ==
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

2026-09-17T09:54:04.400308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085344
observed ebb433103c5476a43173ef40bbf6f089...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:04.383177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085344/manifest.json
observed 3593d7132cd7302d2103d1b67a9d5c6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:04.366008ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085344/publication.md
observed a8ce8712607d6a503017737716347fe0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:04.349302ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085344/publication.txt
observed 7669e57e93ace5e0000b1b6e3d7cece7...
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.