OpenTechnical

OT-2026-000012116

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, 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-2026-000012116) never changes.

Identity and time

Publication numberOT-2026-000012116 · never reused
Internal UUID01a0ae6d-39f4-7a14-b733-8d6bb7020f7a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:08.998406Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012116
StatusPUBLIC

Content hashes

Canonical text16d203a00de645134552bf99cc50d710c54fa9bca7bebc35315861be329e27d0
Markdownee9b3a451a4280f81fc65ed2cd78e4c191a47598e61a7c26ea9046b9e8740d7c
PDF
Publication page5d7a3133f5679919b39ab4fecb4f64ec27a418199729a425a67dc9dc50a16146
Manifestfd281e3b275facef6ca7c5ece74f2627508ce79de930317307b53ddd6a889460

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
Signaturedf8fquvP+yAlhtPk/A/0JB5d+GcqQGRHf4RsnvcQCw9HjHM2aEO0No9HNQO85aVZtFMbRe0JBLmn44cxzioDCw==
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

2026-09-17T12:10:59.833908ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012116
observed 5d7a3133f5679919b39ab4fecb4f64ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:59.812756ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012116/manifest.json
observed fd281e3b275facef6ca7c5ece74f2627...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:59.792579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012116/publication.md
observed ee9b3a451a4280f81fc65ed2cd78e4c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:59.771126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012116/publication.txt
observed 16d203a00de645134552bf99cc50d710...
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.