OpenTechnical

OT-2026-000045012

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, pulsed blow-off after 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-2026-000045012) never changes.

Identity and time

Publication numberOT-2026-000045012 · never reused
Internal UUID01a0ae7c-df40-7757-ad3d-12b9b2154bbf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:14.474004Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045012
StatusPUBLIC

Content hashes

Canonical textea5e662b4103a890d04c0134c19f43cb0c1095b167066ada4b1440f108a42e96
Markdowncb40cb1af39846f6c1fc5f8a770964c0a1706cc6ae528d362c4ce8b39b7d30dc
PDF
Publication pageb1383c97f0c493b2aab3c23133552c905cf592fd16fd8561ca791881aaa5a127
Manifest51330be298485f96b3a7ed84bcc1b975e0b9553ee6cabd3debe1d2a07137bda9

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
Signatures/5dF+gl01fPwHg4NRjrJljliRIJF8LWtSGiql/IoTmAommYRJxmYmeScj0PkWw1Iqq/NMj3FPhJLNlRyR5oDw==
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

2026-09-17T11:11:20.112405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045012
observed b1383c97f0c493b2aab3c23133552c90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:20.093323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045012/manifest.json
observed 51330be298485f96b3a7ed84bcc1b975...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:20.074637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045012/publication.md
observed cb40cb1af39846f6c1fc5f8a770964c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:20.040035ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045012/publication.txt
observed ea5e662b4103a890d04c0134c19f43cb...
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.