OpenTechnical

OT-2026-000079824

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, 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-2026-000079824) never changes.

Identity and time

Publication numberOT-2026-000079824 · never reused
Internal UUID01a0ae96-4376-75e9-afa2-025f2758112b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079824
StatusPUBLIC

Content hashes

Canonical text3d0f4f3ea976c96eb078f63feb26077c9ebcd6c00621e2f8c0aa6cb5654fbe2d
Markdown63094436c094ead41c4436b789afb32b14b35bd2d4edf46f2a4917ddcb943ddc
PDF
Publication pageeb71c1b9b33463ccd6aa139967a670875d351394d6d8557c8ea3d6946d4eabac
Manifest5ee4e69cc5786eb46367113b2dcf09f17f2a175017800d318d13f543da4ef6e1

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
Signature2DTP/JQVCbfOBciB68a3UbQNlSQGIZBf0wGmY3tPc+lvSgMlc4deY9fUXfW5YJkkeaGkssya2h+9rFPe+GGNDQ==
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

2026-09-17T10:03:42.388085ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079824
observed eb71c1b9b33463ccd6aa139967a67087...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:42.369020ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079824/manifest.json
observed 5ee4e69cc5786eb46367113b2dcf09f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:42.350878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079824/publication.md
observed 63094436c094ead41c4436b789afb32b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:42.330195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079824/publication.txt
observed 3d0f4f3ea976c96eb078f63feb26077c...
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.