OpenTechnical

OT-2026-000080430

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, 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-2026-000080430) never changes.

Identity and time

Publication numberOT-2026-000080430 · never reused
Internal UUID01a0ae96-7e78-7ec2-8036-30d2a0244e50 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080430
StatusPUBLIC

Content hashes

Canonical textafb99f1c5cf9f3029d592dfb3f7d2a767d5013619af9a240fcaa5ed9d0ab0c15
Markdown6ee579bf011838a02f886e0495301ee4a0e081e5961c9798c6f6aad111f5f4c4
PDF
Publication pageb3d4836bb406de3ccdacad5f62e1ed7b7dd56c1a67ae097db62a5067ac888777
Manifeste0510186d2f5337a810e386e9250bb921aa561f49af7882e22d4def12579eb69

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
SignatureewHzH3Hxn/wJRLB30kY15Uzhqi6JDazNVG9CLRb6/rY6K9XwBindhhkHCddq6VfevKR0nwmymtUse4m10YhWAQ==
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

2026-09-17T10:02:56.428371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080430
observed b3d4836bb406de3ccdacad5f62e1ed7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:56.409748ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080430/manifest.json
observed e0510186d2f5337a810e386e9250bb92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:56.391116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080430/publication.md
observed 6ee579bf011838a02f886e0495301ee4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:56.371454ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080430/publication.txt
observed afb99f1c5cf9f3029d592dfb3f7d2a76...
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.