OpenTechnical

OT-2026-000086566

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, pump fed, 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-2026-000086566) never changes.

Identity and time

Publication numberOT-2026-000086566 · never reused
Internal UUID01a0ae9a-2c98-763b-b05e-1a62d66e36d5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086566
StatusPUBLIC

Content hashes

Canonical text6d3824f1a49761933c0ba934b9d89eb5d472e77cfa10baf06094a4fe91c02550
Markdown2bd4a16abe0a720fc82a469d5cd103ba2c10c513d0a6fa8a56d3ea9f27f22436
PDF
Publication page2a0ebf66fd3386ff3b281138cd6e2def2386bded42beb9e4813ce59f958e9288
Manifestfbde313898011362de9c6115e03056638c418dc1e32e28d2514671445d51b784

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
Signaturek+iAA1dc1wgqj5AXwdWnY4TJVKAj4tixbiF+Ex4pbhsiWov6rUZKeL9clhUaxZ54Wxq6bE4NNetucCaLbuvFDA==
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

2026-09-17T09:52:23.970452ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086566
observed 2a0ebf66fd3386ff3b281138cd6e2def...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:23.954009ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086566/manifest.json
observed fbde313898011362de9c6115e0305663...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:23.935211ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086566/publication.md
observed 2bd4a16abe0a720fc82a469d5cd103ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:23.918073ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086566/publication.txt
observed 6d3824f1a49761933c0ba934b9d89eb5...
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.