OpenTechnical

OT-2026-000084706

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two 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-2026-000084706) never changes.

Identity and time

Publication numberOT-2026-000084706 · never reused
Internal UUID01a0ae98-e25d-7bce-b6ba-7557ca240d9d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:50.163111Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084706
StatusPUBLIC

Content hashes

Canonical text2ece85ec3ef4a6dd472b3933843b350e0f62b694426d139e4ce6a936f2bca50b
Markdown1012a6579d8363c4d75602d68a1245dbd97a01b33693802edff832cc465a42bf
PDF
Publication page419ca55e0043f96e440a672341ae093f440bbcfdbcaadd23ceb1f3a38dc7504c
Manifest5157d4ed44f9245e16a054aa2a0b20491034ec4e26d3b2a6e15696bc64f59fc3

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
SignatureHhAuHIuadQlrc/WMV6RlNEeeoN/4MgYmAqxROg8Cb8fzm1Cg+yX83QLfJ/aMBu+852I8su6l05p9oyOIa7CnAg==
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

2026-09-17T09:55:38.473526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084706
observed 419ca55e0043f96e440a672341ae093f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:38.455015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084706/manifest.json
observed 5157d4ed44f9245e16a054aa2a0b2049...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:38.435669ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084706/publication.md
observed 1012a6579d8363c4d75602d68a1245db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:38.414681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084706/publication.txt
observed 2ece85ec3ef4a6dd472b3933843b350e...
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.