OpenTechnical

OT-2026-000099463

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, two stage ejector, manifold 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-2026-000099463) never changes.

Identity and time

Publication numberOT-2026-000099463 · never reused
Internal UUID01a0aea2-c974-7be7-a64c-cf9a622015fd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099463
StatusPUBLIC

Content hashes

Canonical text34d7cfeed99c84ffc312bdddd0818d4660d3a91646973f5817634a7ff4102a91
Markdownb782f1f69b503205d9e447f35ee70ba730014528d219cb7ca24c4166f9483592
PDF
Publication page96036c3fc5b70342d52664d13d1589e68dc57487d46c5a8d625f0fde0ea74eda
Manifestd2b6869fae4fa0e42d3ca2a0f59c90d0ddc78aaf597d13ab415a153504c3c411

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
SignatureL/9qCdt0I0cnReJEkxQYi3uULEVFONocMYLZyI5BRcKxfHv/Mn85Xgm6D1Sw0iPEZmUFALv37tLzu8RNMElUBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:29:14.741776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099463
observed 96036c3fc5b70342d52664d13d1589e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:14.723499ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099463/manifest.json
observed d2b6869fae4fa0e42d3ca2a0f59c90d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:14.705428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099463/publication.md
observed b782f1f69b503205d9e447f35ee70ba7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:14.687224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099463/publication.txt
observed 34d7cfeed99c84ffc312bdddd0818d46...
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.