OpenTechnical

OT-2026-000082274

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, manifold pressure sensor, vented after 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-2026-000082274) never changes.

Identity and time

Publication numberOT-2026-000082274 · never reused
Internal UUID01a0ae97-4d94-7a4f-a90b-59714ed685fa · 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-2026-000082274
StatusPUBLIC

Content hashes

Canonical texte2c40901214fdcd01da41cfde0ff7948b96aaf3d823fc2bdd4df7b660dfef7cf
Markdownf959878b67d8a5da202a5da804af8c862ad2dcadcb1e1a5ecd8aa71f80b07741
PDF
Publication page4dad2151b0497de611477cd785e68a13a378ecfff76c0e19fb95646e6a077f70
Manifesta18b2bc5e94c41955aa3e932929c122df1a6cb08d9de9d69511bfa8e8fcc239d

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
SignatureZ8LBMcGi+/Km0o6hrxi1GSL3qY9hqg7rBZkRygbVFKR40oj32Vu5Toegngpo9v/+xNTm2bjgQk5vCnLsUV8oAA==
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

2026-09-17T09:59:07.797868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082274
observed 4dad2151b0497de611477cd785e68a13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:07.778044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082274/manifest.json
observed a18b2bc5e94c41955aa3e932929c122d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:07.760791ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082274/publication.md
observed f959878b67d8a5da202a5da804af8c86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:07.742583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082274/publication.txt
observed e2c40901214fdcd01da41cfde0ff7948...
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.