OpenTechnical

OT-2026-000064086

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, supply line pressure sensor, vented 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-2026-000064086) never changes.

Identity and time

Publication numberOT-2026-000064086 · never reused
Internal UUID01a0ae8d-a45f-76c2-ba12-f91ca59b708f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064086
StatusPUBLIC

Content hashes

Canonical text91efff4a4c6b81cbcc80af65544dd90c5bdcc1dd0f4724d4c23717f9f96df337
Markdown808de862d30a256446bde651d5958683ea1fce6c30f037320ec904364d2159fa
PDF
Publication pagebd0dffb6d6e4e8d0dd9375df5db12cc335723f2412b8ff980975f3ed037ee5f5
Manifest61c963f6ee975cf5e14e3b53985d72c1df7b0bc37e4356d77443dcc06dd82879

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
SignatureVorisOhPLv1RXWTFArIao2LIDiTBK6Gth16o9omJJo1MvlWMxBPj6fb/2YtrC9BKmk0Mj/y6S/tgfAdRbY6lBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:36:04.384233ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064086
observed bd0dffb6d6e4e8d0dd9375df5db12cc3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:04.366606ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064086/manifest.json
observed 61c963f6ee975cf5e14e3b53985d72c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:04.349519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064086/publication.md
observed 808de862d30a256446bde651d5958683...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:04.333617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064086/publication.txt
observed 91efff4a4c6b81cbcc80af65544dd90c...
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.