OpenTechnical

OT-2026-000093228

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000093228) never changes.

Identity and time

Publication numberOT-2026-000093228 · never reused
Internal UUID01a0ae9e-0911-7bf3-9d12-b65ebe1d4fb8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093228
StatusPUBLIC

Content hashes

Canonical text2e705430ba40ed5a14cc19494666b39a56a9a1ea6eeef949c7ed11dceed51fbb
Markdown82aeb780710fe103e4da51514205bcc8e91ef6cf0fa48680ee0ed3335eccbd0e
PDF
Publication page343870884bd954c21186ed2a540d3e7c2cfb64436e2e855fda19408484c0a5f8
Manifest07daf5923a5fd67aaae63940b7b53836b090d1277088a4e8a6d842344b10ca8c

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
SignatureNoZjNP4HkFgDKgiyXLiEHNOqPPMnBxIuHaXNFDKD3kUeblg/R99cTgEJj8PqB8nQ+edpzLLmhg7po6sqRsoiDg==
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

2026-09-17T09:40:34.516265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093228
observed 343870884bd954c21186ed2a540d3e7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:34.498792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093228/manifest.json
observed 07daf5923a5fd67aaae63940b7b53836...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:34.481666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093228/publication.md
observed 82aeb780710fe103e4da51514205bcc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:34.461757ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093228/publication.txt
observed 2e705430ba40ed5a14cc19494666b39a...
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.