OpenTechnical

OT-2026-000012338

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, 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-2026-000012338) never changes.

Identity and time

Publication numberOT-2026-000012338 · never reused
Internal UUID01a0ae6d-39f6-7ed5-9aa7-653de5c276d7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:08.998406Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012338
StatusPUBLIC

Content hashes

Canonical textbf3d0e9baa2546530bb0ac8115adfb5cbc08fd368b9216705c0b001107c5f35f
Markdownf2dbedcfa7c840b0deee8e07453897b508efde8c5faf09c93f8ac83e70361913
PDF
Publication pagef91595ff7289ed22ec4ae9187ff88b63d9d4c9dca95307eb42a44536291b3bf7
Manifestdafc78689c6f19518ccbd57ec18eff99538ae278a8ef8be83d818e30beb6c3d4

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
Signature+82nhXgyA7vKZtYCcy682svfI3WCVy9/RrO9lrWQ2Uyf8XYr1CheKwj+JeDKE5tZVYFUV8WUXTZcA/DOmjXQBw==
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

2026-09-17T12:11:17.435224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012338
observed f91595ff7289ed22ec4ae9187ff88b63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:17.415886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012338/manifest.json
observed dafc78689c6f19518ccbd57ec18eff99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:17.396313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012338/publication.md
observed f2dbedcfa7c840b0deee8e07453897b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:17.379737ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012338/publication.txt
observed bf3d0e9baa2546530bb0ac8115adfb5c...
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.