OpenTechnical

OT-2026-000092080

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000092080) never changes.

Identity and time

Publication numberOT-2026-000092080 · never reused
Internal UUID01a0ae9d-43bc-7d0e-ba38-843652f95b89 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:37.256105Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092080
StatusPUBLIC

Content hashes

Canonical textafea0bf024bb88943b2457341f68b05392b7c3ee01eeb7135fd61c9689f84c77
Markdown493340d4b50037b93fddaa8f8359f35fdc08e2ad8c7a99db4a235732be690657
PDF
Publication page1cd09a285760b0ccd18b5927995e8079166f5aa2d4b0aa0f9af60035836917b7
Manifest7f8347be4cb3af0c02df511354fcdec49ec2451d5698cda6fbadfccaec088b2b

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
SignatureNNQhXAB6wwxZwz3QFqKLOqOZUr3I5CjrYcr9hkuIbIkGwR9FBnIVZRT7Wl8IWA2dPfhpfqC7mOgCdfh3MWFzCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:43:11.131690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092080
observed 1cd09a285760b0ccd18b5927995e8079...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:11.112807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092080/manifest.json
observed 7f8347be4cb3af0c02df511354fcdec4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:11.094623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092080/publication.md
observed 493340d4b50037b93fddaa8f8359f35f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:11.077835ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092080/publication.txt
observed afea0bf024bb88943b2457341f68b053...
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.