OpenTechnical

OT-2026-000041747

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, three stage ejector, manifold pressure sensor, pulsed 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-2026-000041747) never changes.

Identity and time

Publication numberOT-2026-000041747 · never reused
Internal UUID01a0ae79-e8a1-7272-9c7c-9beea09ce709 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041747
StatusPUBLIC

Content hashes

Canonical textf6fc83e4086b1d520ac49b1477b3233c9ec91b028525d645f1c04881e4c5fdda
Markdownff53520ae20a29fd4a41513017d907ef8056685e6b42eebda9abe50836c6b0eb
PDF
Publication page7dbf5add09e7c5c354c3001da8e3cb938c8d13438bf8cefbb87685bcf7ed8843
Manifest62e51a1a196e7a23277c8e76c10415531a3080fda72a98873d3cb4484093fcee

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
SignatureS52EAKKMl83pgXpSKnDhu3jTVPn0Ogr70KSquhZL9m1Ews0wpygOr/4RqfNFeHQTH+Bz2ODNCk2bEkV8dcXHAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:16:35.469257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041747
observed 7dbf5add09e7c5c354c3001da8e3cb93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:35.450614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041747/manifest.json
observed 62e51a1a196e7a23277c8e76c1041553...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:35.434221ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041747/publication.md
observed ff53520ae20a29fd4a41513017d907ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:35.416793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041747/publication.txt
observed f6fc83e4086b1d520ac49b1477b3233c...
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.