OpenTechnical

OT-2026-000019589

Publication integrity record

Two cup vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer

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-2026-000019589) never changes.

Identity and time

Publication numberOT-2026-000019589 · never reused
Internal UUID01a0ae6e-f394-751e-b47b-888d7182a942 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:02.050431Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000019589
StatusPUBLIC

Content hashes

Canonical text6b4241935151211952bec9d5ea3541ca27a00a58120d77e00816eb4d39cee40d
Markdown485f0bc8eef3e18a290c98ff751787dd76b56a28e0d8de80087502417f872e01
PDF
Publication page7392089f47ae57d3f05b8ec39223a5be80277b5094590a50d9bd284a41dabe18
Manifestd5a7a05ebef69411a7f3c1c2ec9b4b269d0171d0f92bcb8e210744abc78125c0

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
Signatureh5SD+Jm2OxkeRoDk9Z3HwZ3akujv1Dt3UAkZA1PCaO4Ijfc7f/ApodLIQRT+12rNmDWUKxx8SceMvgL6JujrAg==
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

2026-09-17T11:59:02.390533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019589
observed 7392089f47ae57d3f05b8ec39223a5be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:02.371656ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019589/manifest.json
observed d5a7a05ebef69411a7f3c1c2ec9b4b26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:02.352619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019589/publication.md
observed 485f0bc8eef3e18a290c98ff751787dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:02.333431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019589/publication.txt
observed 6b4241935151211952bec9d5ea3541ca...
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.