OpenTechnical

OT-2026-000006022

Publication integrity record

Vacuum cup gripper, three outlet manifold, plant vacuum fed, contact triggered, silicone cups, oval form

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-2026-000006022) never changes.

Identity and time

Publication numberOT-2026-000006022 · never reused
Internal UUID01a0a94c-8ef5-760e-a6a7-63a4e1b6b9db · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:19:21.976332Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006022
StatusPUBLIC

Content hashes

Canonical textd48fb0033a748b4fd201890e5a092b5dc318b79946c072d596143fecc7a21aee
Markdown022b54b4cdb4f4d5af66f0460db0b6b5cbe72ec0343ee30a84e00716da0b2a3f
PDF
Publication pagedb354beeb0d564d23af7f365d337fa5c428408828f0722cde5ae96546e87a687
Manifestb5c9584729048bd1102b06f6f651151c4c5ac972136595b9af5f1a4c59240532

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
SignatureJpuvSvrQ/AK+yvj/mU0NpglcbLg0QSf4OfiDs6bMGm4VO8kl7Sg0W+UMD8EvIT7UR2yXkIQTiQxmvT+ayunZDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:27:03Z
batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof
root dbe93cb6b2158496df2f60f3b6822537...

Independent retrieval

2026-09-16T08:20:04.476104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006022
observed db354beeb0d564d23af7f365d337fa5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:04.460109ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006022/manifest.json
observed b5c9584729048bd1102b06f6f651151c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:04.447058ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006022/publication.md
observed 022b54b4cdb4f4d5af66f0460db0b6b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:04.433893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006022/publication.txt
observed d48fb0033a748b4fd201890e5a092b5d...
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.