OpenTechnical

OT-2026-000085024

Publication integrity record

Foam pad vacuum gripper, two zone face, four 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-2026-000085024) never changes.

Identity and time

Publication numberOT-2026-000085024 · never reused
Internal UUID01a0ae99-43b8-76fa-863f-7c6c3e41a37e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085024
StatusPUBLIC

Content hashes

Canonical textbd1f164093b753a230ffa2d046b5155abb410a135eff6a23ce40d6bb3f3bd8f5
Markdown88e258175b811c195ea85a64a0c55feea63541fa16be44d288b9e730f08f1fbb
PDF
Publication paged707d58f56e03411ab73122259c8070eef8610e0d236eb4ff8eb932946353911
Manifeste453c3779137e1e2c6cd7fb831008a40726a4534024580609ce5926156638a7d

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
SignaturekCD9CL+kw6x70jX1bATdgrqBr2tRvDm1WGIv/l7f9TwoK51xxt/N9P+1dNPwFhx+f0BcdLpoOCFmD2wX6RIQAw==
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

2026-09-17T09:55:02.101984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085024
observed d707d58f56e03411ab73122259c8070e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:02.084380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085024/manifest.json
observed e453c3779137e1e2c6cd7fb831008a40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:02.064752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085024/publication.md
observed 88e258175b811c195ea85a64a0c55fee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:02.048676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085024/publication.txt
observed bd1f164093b753a230ffa2d046b5155a...
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.