OpenTechnical

OT-2026-000082077

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four 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-2026-000082077) never changes.

Identity and time

Publication numberOT-2026-000082077 · never reused
Internal UUID01a0ae97-4d93-799e-92d6-81ae23b8007f · 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-2026-000082077
StatusPUBLIC

Content hashes

Canonical textdf3e3aaf1650d3d677e6b617deb573c2b2dc92a1e09eb0bc045e7da163ee885b
Markdownfc0420b8b35692c0ded689d374a23b6af56d777cd244ac214e02256975cb7a3b
PDF
Publication page892aa79e443110c1b698b7945352634df99ba63d1e378a1bde5e86d4096d4498
Manifestd47524cbc7a867cbd6ac0c87dbd2f694f454ac20843af4a02f4ec01d6c791b59

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
SignatureezgjzA8Jk5SGzZ3N7dIfVIuHDInMN8Q6aV60g9Qenc3CMw356PN7Tj0m0WWsQDD5AHMbFEbSvGhlPBXU3gwbAw==
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

2026-09-17T09:58:52.811063ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082077
observed 892aa79e443110c1b698b7945352634d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:52.794283ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082077/manifest.json
observed d47524cbc7a867cbd6ac0c87dbd2f694...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:52.777520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082077/publication.md
observed fc0420b8b35692c0ded689d374a23b6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:52.760412ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082077/publication.txt
observed df3e3aaf1650d3d677e6b617deb573c2...
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.