OpenTechnical

OT-2026-000082224

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, manifold 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-2026-000082224) never changes.

Identity and time

Publication numberOT-2026-000082224 · never reused
Internal UUID01a0ae97-4d94-7464-a9bc-32f55e48f965 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082224
StatusPUBLIC

Content hashes

Canonical texta00aad8413998dc2d02512cf702ad160ac963bcfa3cb773d3e243055b5667f59
Markdown7924badba3ab050dfc8bf8e38067e6590dc7eb3b042ec7d4f9be3a2193996327
PDF
Publication pagedd135afd6ea2da1eb66275572f9f99573131ed8bb4e8e32ca0198dd0ce7cf5ff
Manifest4ff44a42ddd7f7608ab6d060f678a905f8214943bd0fd99e644b7ea4267e8e30

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
Signature88GcvMovZfHLGN4WaqLSdi74yHyVxXytq2PIGtXuB67/kKpurQ9dhJueJUraGbqvSmhfGqtTs9ZeKdR5gKYeAg==
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

2026-09-17T09:59:03.911590ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082224
observed dd135afd6ea2da1eb66275572f9f9957...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:03.894146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082224/manifest.json
observed 4ff44a42ddd7f7608ab6d060f678a905...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:03.877214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082224/publication.md
observed 7924badba3ab050dfc8bf8e38067e659...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:03.859615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082224/publication.txt
observed a00aad8413998dc2d02512cf702ad160...
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.