OpenTechnical

OT-2026-000081702

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, 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-2026-000081702) never changes.

Identity and time

Publication numberOT-2026-000081702 · never reused
Internal UUID01a0ae97-0f73-7e90-8165-b3f7ff5c076a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:50.648824Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000081702
StatusPUBLIC

Content hashes

Canonical texte24a38104cb2a1748c45a222417dd82d38dbbaf156e6f689e028040626a5214f
Markdown623287dd68f38972997409636f33cfe0fdeec0166126a26740682cdab5cfa8e3
PDF
Publication pagedab8f392cc60481249008638704150105a71694a38a1ef6acc997178b22301de
Manifest25589618a85b252424c102a365c853f2901f8ef73a6a740737a7bc623015f59b

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
SignaturewTYZTOOc/5sojiQpHeEd9GpjQ3b3a0/eNi0qXAR8n4+ZW7YAn3WiFDimoswaQAqzSqQnh5gzP+gmrcax6LjtBg==
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

2026-09-17T09:59:46.296801ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081702
observed dab8f392cc6048124900863870415010...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:46.274416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081702/manifest.json
observed 25589618a85b252424c102a365c853f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:46.256345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081702/publication.md
observed 623287dd68f38972997409636f33cfe0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:46.236798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081702/publication.txt
observed e24a38104cb2a1748c45a222417dd82d...
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.