OpenTechnical

OT-2026-000039546

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, 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-2026-000039546) never changes.

Identity and time

Publication numberOT-2026-000039546 · never reused
Internal UUID01a0ae78-d8d3-7bc5-85f2-9de842410168 · 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-2026-000039546
StatusPUBLIC

Content hashes

Canonical text738b93a8bded42d6d820f069781d2e0e6d500660f14ba001eab982953bb6ec38
Markdownb487541efe0e52da3b98caa59b4d86d3bc7db81e1a40af1b705bab8a8e6a761f
PDF
Publication page69eddfb468c4ff703ecb643b2677fac99c08555b79482331ec2d7fe954cb8f7a
Manifest93d11e7b99d1f2ecd1fc9ab56efbe34e4f266ee781f21217dcfb3a30b39e830f

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
Signature8ON5aY+MrAg7WmHMFW/w46zC9MhwEt2RkLHL8Y2Tuo43DqEUiKeRdhmFpXQ6jdJxkmgiXUkGn5DPl8eM5SOvAQ==
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

2026-09-17T11:19:41.852977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039546
observed 69eddfb468c4ff703ecb643b2677fac9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:41.835956ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039546/manifest.json
observed 93d11e7b99d1f2ecd1fc9ab56efbe34e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:41.818193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039546/publication.md
observed b487541efe0e52da3b98caa59b4d86d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:41.801093ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039546/publication.txt
observed 738b93a8bded42d6d820f069781d2e0e...
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.