OpenTechnical

OT-2026-000103727

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, three stage ejector, pulsed blow-off after 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-2026-000103727) never changes.

Identity and time

Publication numberOT-2026-000103727 · never reused
Internal UUID01a0aea4-e462-7c1c-ae51-3b870f28ce66 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:57.105586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103727
StatusPUBLIC

Content hashes

Canonical text5f56c6fce1b7f3aeb4446666f9470de32ab5ffe11892a98bd8a23f5bd0d36874
Markdown061a50f7e13b439b13da204e465286bf3c23f49de40e7251aded303ddfb936fb
PDF
Publication page47bb3a961e31f307bbaefe36220102479cc68d8631d64edcebb9c02fd3941238
Manifestd43963ff47d633dbd58618d642e9ca99fccfc0b12c67534a56841d3d0bd1fb10

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
Signaturekl5Y/MWfXFc54dJUL2DYf2SmuFsU0cTIGTtodF5Y1rYTrGYnTo+dq4xIwW0VCGJhmglh4ud6rbUWNSNFckMHAw==
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

2026-09-17T09:22:32.539513ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103727
observed 47bb3a961e31f307bbaefe3622010247...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:32.520797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103727/manifest.json
observed d43963ff47d633dbd58618d642e9ca99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:32.503614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103727/publication.md
observed 061a50f7e13b439b13da204e465286bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:32.484330ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103727/publication.txt
observed 5f56c6fce1b7f3aeb4446666f9470de3...
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.