OpenTechnical

OT-2026-000092328

Publication integrity record

Four bellows cup vacuum gripper, four zone face, single stage ejector, supply line pressure sensor, 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-2026-000092328) never changes.

Identity and time

Publication numberOT-2026-000092328 · never reused
Internal UUID01a0ae9d-875b-7553-8d57-ef5d285da6ae · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:54.538201Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092328
StatusPUBLIC

Content hashes

Canonical text7eb3a3594aff2c93b9f80365f20293890c5c22973191a5a8ef265b1f8b9e814d
Markdownb888496afa1d7827e5b528e93f8e31b5aa8e6fbc3f1515a52fd4d207f8527aee
PDF
Publication page47dfd6c22976b2611558e75238d4a68e95bce9fcd918dbb5c2661109ba458450
Manifest06890d2c7ce1eb56eb53223c3e062a4e3efcbee9147de17172c38121ec122e37

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
SignaturejK83Uou58auFKxRIPjwjDoUy6lnAamiV7ZnhftD1QsMTkEmFBCotVUzQH04aZmoQBXSGtFUsQqmek8Fh5xXDBA==
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

2026-09-17T09:41:52.427003ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092328
observed 47dfd6c22976b2611558e75238d4a68e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:52.411253ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092328/manifest.json
observed 06890d2c7ce1eb56eb53223c3e062a4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:52.395271ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092328/publication.md
observed b888496afa1d7827e5b528e93f8e31b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:52.378148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092328/publication.txt
observed 7eb3a3594aff2c93b9f80365f2029389...
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.