OpenTechnical

OT-2026-000011956

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, plant vacuum fed, pulsed 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-2026-000011956) never changes.

Identity and time

Publication numberOT-2026-000011956 · never reused
Internal UUID01a0ae6d-1942-7c31-bdb3-91bef89b3228 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011956
StatusPUBLIC

Content hashes

Canonical textc54204ccd2028d34806e9bfc886b09872becc6cca34a488645df42af83e09136
Markdown3408d0380509bec2dfdd64953952a07e9c2603a6391b362d3fef7c2f1b5e1f8a
PDF
Publication pagec3705ce947ff3c4fa78a915ab1ab983c248b8eabe416334e42c405b1327fcd65
Manifestb5aa4dc004b463b7626b95f87fb177bfffacd6a5986da8db26151e69002c1ff1

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
Signature2Sj040a9STcN8IjsF9kwv9CdWV5CyVHer37OlAeTFcdRcs7XpJvwwfFnzXjlTC0DtomAbEwCPczCy68AMWvyDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:12:48.264228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011956
observed c3705ce947ff3c4fa78a915ab1ab983c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:48.245260ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011956/manifest.json
observed b5aa4dc004b463b7626b95f87fb177bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:48.226171ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011956/publication.md
observed 3408d0380509bec2dfdd64953952a07e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:48.207612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011956/publication.txt
observed c54204ccd2028d34806e9bfc886b0987...
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.