OpenTechnical

OT-2026-000070304

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, vented 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-2026-000070304) never changes.

Identity and time

Publication numberOT-2026-000070304 · never reused
Internal UUID01a0ae91-545e-7c0e-9b23-f47a24a69698 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070304
StatusPUBLIC

Content hashes

Canonical text061d4ab78f0c95b4cab34658b5a8d4a80945ca3ca7e4baf85299dce86e2b1b22
Markdowne66b637ff6a017a2dd86dd5015563c5302d3933914fa740d7d3415c0dd1cf7ef
PDF
Publication page83a7b19a635c0ae2cd5ae89c06ccff251deade9b4e5908125bba4c3c5995d64b
Manifestb16afbc86efc89ab7a62ee6dabee7b9547eec428773885b653c46309eacb2cae

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
SignatureBBEsMBGNb5I2HLkuRFReEF2iJUQbAUnhe4unuTHAJIYhSZizNM9RJvFKD65A9EJvupQzUCWhPwz72pOUfv8hDg==
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

2026-09-17T10:26:05.455857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070304
observed 83a7b19a635c0ae2cd5ae89c06ccff25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:05.440819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070304/manifest.json
observed b16afbc86efc89ab7a62ee6dabee7b95...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:05.425262ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070304/publication.md
observed e66b637ff6a017a2dd86dd5015563c53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:05.409048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070304/publication.txt
observed 061d4ab78f0c95b4cab34658b5a8d4a8...
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.