OpenTechnical

OT-2026-000017079

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, two stage ejector, 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-2026-000017079) never changes.

Identity and time

Publication numberOT-2026-000017079 · never reused
Internal UUID01a0ae6e-591b-702f-9f02-525cb239a0eb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017079
StatusPUBLIC

Content hashes

Canonical text7a521189a2671d77e25c86bbb87cbf2096fa684964937a5eaf250b47b86a16ae
Markdownae03a4e16c03cbaeb76f5cd8943fbd7edc5f60d99c44a4915a3315fef31b8b3d
PDF
Publication pageff613350537a8d6ead574eb2bd0185213570a9e822c962b39ca4faf44e2dc035
Manifest5b19946f6a276c13a32164e84fc6f07ebf59d7bc1ea2099f3221112bb44dda7c

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
SignatureMPx3sUmMLSEWMfyuodQoETJh9H9CpXmQYm1gr9xMSNgy3wq/vVd7ahUIfBfAhrQ/QRDCtDBb2Ua9NTOXY++7Dg==
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

2026-09-17T12:03:29.971901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017079
observed ff613350537a8d6ead574eb2bd018521...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:29.955719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017079/manifest.json
observed 5b19946f6a276c13a32164e84fc6f07e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:29.939596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017079/publication.md
observed ae03a4e16c03cbaeb76f5cd8943fbd7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:29.922556ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017079/publication.txt
observed 7a521189a2671d77e25c86bbb87cbf20...
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.