OpenTechnical

OT-2026-000039654

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, supply line pressure sensor, 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-2026-000039654) never changes.

Identity and time

Publication numberOT-2026-000039654 · never reused
Internal UUID01a0ae78-d8d4-7788-adb8-60528a6e0343 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039654
StatusPUBLIC

Content hashes

Canonical text112512b18c743d0c221651c67113f812262bbd1ee944aa89240e9d735ff4267a
Markdownfedc070e40dceaeedb6c737208dd0c5a58e98352a94fcc8555eb58a14fe571c7
PDF
Publication pagef788c10ec823cc5397350b9ecb502f0ef1ab46fda152eed62180cb65abab2580
Manifest7df056034deff8fa0d7e57e330dcbe57cef26549fce8f7a7e18997b09956c52c

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
Signature7EiiVf58UCrC8BJjvZOiMmeiajmZXyqxdIG5zLOi2u5LNIfhOcuoYe/WvlnTayHKFP+mG91nFbjt2h87lyVaDw==
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

2026-09-17T11:19:49.999615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039654
observed f788c10ec823cc5397350b9ecb502f0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:49.980094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039654/manifest.json
observed 7df056034deff8fa0d7e57e330dcbe57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:49.962601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039654/publication.md
observed fedc070e40dceaeedb6c737208dd0c5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:49.947132ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039654/publication.txt
observed 112512b18c743d0c221651c67113f812...
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.