OpenTechnical

OT-2026-000071524

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, vented before set-down

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-2026-000071524) never changes.

Identity and time

Publication numberOT-2026-000071524 · never reused
Internal UUID01a0ae91-e0ee-7577-8d92-6dd28b92b716 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:11.039722Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071524
StatusPUBLIC

Content hashes

Canonical text876cb5019c31eb05cd340fb868d9eab0659012aba5ea1c1c507d1c48b444d4f1
Markdownc5a3d4867cea3020a09317c0d782b855fb4d8ac667ebcc4a70e326f261bb8bba
PDF
Publication page7d98fa1bebea431f3efcfb6abb7c8878e32435e1448e5e38db600281ac4e79fa
Manifestaadf9877fa56858bae327697e69f322c88c1dddbec7241d410435f91ccc936f9

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
Signatureq/xGzUYpcAbA/gln+m+28HFe1wMnOwYry2MsKyx9qlZe5h1oBhc9/swtBmw5K2AwlYU3rJEQfaqHrraGxpD9AQ==
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

2026-09-17T10:25:10.438844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071524
observed 7d98fa1bebea431f3efcfb6abb7c8878...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:10.418911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071524/manifest.json
observed aadf9877fa56858bae327697e69f322c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:10.400910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071524/publication.md
observed c5a3d4867cea3020a09317c0d782b855...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:10.380098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071524/publication.txt
observed 876cb5019c31eb05cd340fb868d9eab0...
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.