OpenTechnical

OT-2026-000084674

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, three stage ejector, 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-2026-000084674) never changes.

Identity and time

Publication numberOT-2026-000084674 · never reused
Internal UUID01a0ae98-e25c-724a-b88d-1651fc64d90f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:50.163111Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084674
StatusPUBLIC

Content hashes

Canonical textc6dd9bb1ae1f6c1c0a82e34e0421b7a3f2b7409ad2b05ed87a11aed6947d728d
Markdown58668aac82b5979efa72fcf8797f26efc13d5392b680b5a25eba94f870b545f0
PDF
Publication pageaa7d5a9616a26920c2ea3042a81119e6fdc5a6e9346b6d459fe363929f37c13e
Manifest6d21d44d7ff1e3158cd3bb7a356ae90913ede974122b734ffb9ff5ff0faf17c3

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
Signature6xZ5lvpyW9wRKdWrWNUhoHh4h0Q3f3ZM80DQEH5mNwsm+efVVPLx5vJ0VGx9ZHxfqrdcrSZGaQMerLKVMzC3BQ==
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

2026-09-17T09:55:35.973378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084674
observed aa7d5a9616a26920c2ea3042a81119e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:35.953893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084674/manifest.json
observed 6d21d44d7ff1e3158cd3bb7a356ae909...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:35.935215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084674/publication.md
observed 58668aac82b5979efa72fcf8797f26ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:35.915948ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084674/publication.txt
observed c6dd9bb1ae1f6c1c0a82e34e0421b7a3...
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.