OpenTechnical

OT-2026-000096439

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, two stage ejector, pressure sensor per zone, sustained 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-2026-000096439) never changes.

Identity and time

Publication numberOT-2026-000096439 · never reused
Internal UUID01a0aea0-a4a9-714b-ace5-671e0fa3104c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:18.648440Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096439
StatusPUBLIC

Content hashes

Canonical text6e5bd28bd5e54107d0387e116568455d21fb1256a250a49648f6a306037e6551
Markdown3227e7b859a6921fa22107835724164491bb7edfd40cebe93bcdba65c058efe4
PDF
Publication page2745bf75961c5df333c1d4ee703e29ebc641fa2fe148183de457f58fe0070c23
Manifest038b70364c1b233c60d4155ccc6ebaaecfe8cb0cf442d100118fb604ead6f2ce

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
SignaturefnjrJi/4fu8wiGHdbeu1TB7HMyictIP8UnimMk/w/FW7BjyD7iE2sJiQ4ba75QYZwYNxpWCYjAOijEeF5ay1Dg==
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

2026-09-17T09:33:44.883016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096439
observed 2745bf75961c5df333c1d4ee703e29eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:44.864789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096439/manifest.json
observed 038b70364c1b233c60d4155ccc6ebaae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:44.846823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096439/publication.md
observed 3227e7b859a6921fa221078357241644...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:44.828543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096439/publication.txt
observed 6e5bd28bd5e54107d0387e116568455d...
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.