OpenTechnical

OT-2026-000086859

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, sustained blow-off before 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-2026-000086859) never changes.

Identity and time

Publication numberOT-2026-000086859 · never reused
Internal UUID01a0ae9a-80a4-72d4-8a88-168704242331 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:36.209195Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086859
StatusPUBLIC

Content hashes

Canonical textf401f0a894fab67b1116db87c7ea9ad652ebc6fdffcdf2ace55b4eac730f0290
Markdown1bcb5682de74e5da4ea5d6d4ef1300869877c322272bb728e166b34b8a2df587
PDF
Publication pagecce591bd2729149e9cd75e95123534c75bda69029821797da10cb5327ea5d22c
Manifesta2c2416d1ef0c9e889044bebdc3714fbeb793f80b5dd6216b625cf4c803fcbf4

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
SignatureIiH8nl6UfaslGt+f3J5zds4nwEPtwHifaNYi6RbXMN7NAOxRHpNsuvBVzzX+gUVUwIAnZAIyCdJEZ9WYvml4AA==
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

2026-09-17T09:51:41.746810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086859
observed cce591bd2729149e9cd75e95123534c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:41.729594ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086859/manifest.json
observed a2c2416d1ef0c9e889044bebdc3714fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:41.711702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086859/publication.md
observed 1bcb5682de74e5da4ea5d6d4ef130086...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:41.693165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086859/publication.txt
observed f401f0a894fab67b1116db87c7ea9ad6...
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.