OpenTechnical

OT-2026-000082974

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two 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-2026-000082974) never changes.

Identity and time

Publication numberOT-2026-000082974 · never reused
Internal UUID01a0ae97-8cca-7d12-880d-39c5c2220c93 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082974
StatusPUBLIC

Content hashes

Canonical text408948189b6290f2808aa025e3255add7cdc8ebb6c4e011cafef5fa6030eca99
Markdown8b9559166a22a4f619c6908998f020f6fdc28c4ae7207c0f4c13ae428a8b0b02
PDF
Publication pagec10e71691140e14229a1563e73f6f5b8e0f86aeff914c932d8f9c532da2d3a71
Manifest757cf92c931967ed3e7a45967409765d2e69ebb5ad8f2cb98953b928e1a4f0e3

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
SignatureTAQkAPEUcFlyXuPUPDj0TfJ3Bq9MY9n4DlbjEZJWXxW3kNQ9AdGlRpoq/a2A9ZJdhxca48C3BSqDF0Fi6YIdBw==
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

2026-09-17T09:58:40.580050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082974
observed c10e71691140e14229a1563e73f6f5b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:40.562934ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082974/manifest.json
observed 757cf92c931967ed3e7a45967409765d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:40.545926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082974/publication.md
observed 8b9559166a22a4f619c6908998f020f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:40.528963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082974/publication.txt
observed 408948189b6290f2808aa025e3255add...
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.