OpenTechnical

OT-2026-000024589

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, sustained 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-2026-000024589) never changes.

Identity and time

Publication numberOT-2026-000024589 · never reused
Internal UUID01a0ae70-e8cd-7d51-a9a8-6082acc65716 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:10.360874Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024589
StatusPUBLIC

Content hashes

Canonical textdfa165f8f42dd02bd57b72ae1a70e5df18447c6d419cba56c0eef17355878924
Markdown0f3d7230e723b1ae5c54c74c7e1dea5a62e4158ba33f5212013eec799244d59f
PDF
Publication page9cfd4b2d5fbc5a31328d697d293eb1c52a5cb6600e00980f035109a8a1f7cafb
Manifest53f160e3669028d2fc0ee67187525c6c0fa16cab193680ee9d7e604113805d35

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
Signature1jnqrUP/OQ937+hFopWbjCtAWwBuN0PbCIKqeO0YiQQqrfrGCbrMBC7vvRU+7FOvB5RDSBpGicJQMDfw/upACA==
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

2026-09-17T11:50:45.564132ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024589
observed 9cfd4b2d5fbc5a31328d697d293eb1c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:45.525898ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024589/manifest.json
observed 53f160e3669028d2fc0ee67187525c6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:45.502542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024589/publication.md
observed 0f3d7230e723b1ae5c54c74c7e1dea5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:45.474765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024589/publication.txt
observed dfa165f8f42dd02bd57b72ae1a70e5df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:46.878242ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024589
observed 9cfd4b2d5fbc5a31328d697d293eb1c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:46.862053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024589/manifest.json
observed 53f160e3669028d2fc0ee67187525c6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:46.842994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024589/publication.md
observed 0f3d7230e723b1ae5c54c74c7e1dea5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:46.824852ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024589/publication.txt
observed dfa165f8f42dd02bd57b72ae1a70e5df...
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.