OpenTechnical

OT-2026-000082553

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, sustained blow-off 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-2026-000082553) never changes.

Identity and time

Publication numberOT-2026-000082553 · never reused
Internal UUID01a0ae97-8cc7-773b-aa1b-641d9d4774d8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082553
StatusPUBLIC

Content hashes

Canonical text2e305498760d22b1676db844835ab49e80e1e1ebff2049e6625a0bc9452b8954
Markdown9938fc6d8ac3baefd015bf3cf3a86680f24e4f94737f9e566e945f76e3930e5e
PDF
Publication pagee20fcf2034c821a3255aed6c8f9bb459a35e9e30b08ee177b41d768f9417540a
Manifest2e48d761bea31286c21fd8dcfb18097f59da7b6b888a33ba35a5861f4c354f0a

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
SignatureWe1iqIybn7e9RGsHnKcXpfAUeiE8NxpwPJIVO9HUzRB6pEwPBYqggHf5TRJ611YOQdcf+YLNiSsWpDJeQVFDDA==
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

2026-09-17T09:57:59.437524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082553
observed e20fcf2034c821a3255aed6c8f9bb459...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:59.422034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082553/manifest.json
observed 2e48d761bea31286c21fd8dcfb18097f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:59.406381ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082553/publication.md
observed 9938fc6d8ac3baefd015bf3cf3a86680...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:59.390204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082553/publication.txt
observed 2e305498760d22b1676db844835ab49e...
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.