OpenTechnical

OT-2026-000006563

Publication integrity record

Vacuum cup gripper, per zone isolation, two outlet manifold, pump fed, vented after 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-2026-000006563) never changes.

Identity and time

Publication numberOT-2026-000006563 · never reused
Internal UUID01a0a95f-98c8-7154-bd65-069223935b95 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:40:09.677412Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006563
StatusPUBLIC

Content hashes

Canonical text27f91e45ba151544c1cfc63afc600724fe47d9fc194652abac258beafb1fe8b7
Markdown8c9df7ed8491bb9fdb0238357bc4d541b7b5c5e52c2f8cb773fed5b2a1a51ae3
PDF
Publication pageb52cfdf3b52f20370eeaba0f0ed8bbb981c13a7307e557a0c5c9244fa2654328
Manifest56eda1abb118b76b6c5f859ba7c545412da9866b154c736637fa019831d441e1

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
SignatureC7vSu2KlxZ2s5YWFR9G81e4NOhJrSYKZRL0O0W+PO1f8Fxjh0d5kxNYJZNdRsAY1ahKjFk3K1ijNNPtonLQACA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:47:03Z
batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof
root e368e9c5ab06dc5cb1b0682dd54c11f5...

Independent retrieval

2026-09-16T08:50:30.485441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006563
observed b52cfdf3b52f20370eeaba0f0ed8bbb9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:30.471126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006563/manifest.json
observed 56eda1abb118b76b6c5f859ba7c54541...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:30.456152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006563/publication.md
observed 8c9df7ed8491bb9fdb0238357bc4d541...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:30.443367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006563/publication.txt
observed 27f91e45ba151544c1cfc63afc600724...
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.