OpenTechnical

OT-2026-000038212

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, supply line pressure sensor, sustained 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-2026-000038212) never changes.

Identity and time

Publication numberOT-2026-000038212 · never reused
Internal UUID01a0ae78-2d51-7bc0-b2ff-92aa246c1378 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038212
StatusPUBLIC

Content hashes

Canonical text08e4dd60d1dfd4ea3093240c5f748a577e8b68406bea78139f20e24bb033c2f2
Markdown71ccc05bccdbfadc3fd4fc8028e944749c221f7b8adb48b0838d9413702b8969
PDF
Publication pageaafda3953cb4dd97cdd0b434de64ef0df860aece9617423337be19b70f0dbd60
Manifestc4a66992acf135914367704af6c912f316a6dacb91bfb2cd95f32f68ee425cb4

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
Signatureal7aWW0q+XvEee2nqAR0LV3J6A9CiUc6GIe1uma3RSnWtXCuU1HCU1k9+IdvtdJqKakwKYT3AS6i0nMiJNTbBQ==
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

2026-09-17T11:22:21.083832ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038212
observed aafda3953cb4dd97cdd0b434de64ef0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:21.065368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038212/manifest.json
observed c4a66992acf135914367704af6c912f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:21.044877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038212/publication.md
observed 71ccc05bccdbfadc3fd4fc8028e94474...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:21.026141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038212/publication.txt
observed 08e4dd60d1dfd4ea3093240c5f748a57...
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.