OpenTechnical

OT-2026-000041819

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000041819) never changes.

Identity and time

Publication numberOT-2026-000041819 · never reused
Internal UUID01a0ae79-e8a4-7626-a44b-7c74f64b4d84 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041819
StatusPUBLIC

Content hashes

Canonical text7950e8a88095b7a4072db4f6ce78a7709287ee4940f406f921c9f9c77db6535e
Markdown8f96978d66ed6685dddd82761ed14d244cf34bcb4215dbf0e8a39dedb46e2cfd
PDF
Publication pageb27936a9c919a8f714c54e46af5ccc5864ccde3085b056766d71528f18a0d6cb
Manifest8ab744773addc63e0692b43c99c94393f49175671e0d7b1dfe335765d528c25c

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
Signaturenhik9YHYOQY9OHaJh4O9MRqUBtcIC2WRSiERvPhRfvQK26ReHGXywq0veHD4gjk7KgYVJVUTw6C0jjn8OB3zBw==
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

2026-09-17T11:16:40.871083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041819
observed b27936a9c919a8f714c54e46af5ccc58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:40.853564ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041819/manifest.json
observed 8ab744773addc63e0692b43c99c94393...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:40.837094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041819/publication.md
observed 8f96978d66ed6685dddd82761ed14d24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:40.819589ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041819/publication.txt
observed 7950e8a88095b7a4072db4f6ce78a770...
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.