OpenTechnical

OT-2026-000058496

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, pump fed, sustained blow-off 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-2026-000058496) never changes.

Identity and time

Publication numberOT-2026-000058496 · never reused
Internal UUID01a0ae88-f39b-7a94-aa62-31b1950bb653 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058496
StatusPUBLIC

Content hashes

Canonical texta8fdc41f5368dbecf485f0459de16d0da3714c166d965a6f297f40ac7e41659a
Markdown10555f9cc2257658dc0d0772ece22eaadb24222137252f3d22869f0e838c8b05
PDF
Publication page8c5607550a3158755f8e54859da28b6490d7c6f057318a302702519320be430d
Manifestc21b4d5e75a0c63b089293cfe4c5a287e583c1e822eb8761fc3b4e4e6f4fe52e

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
Signatureq4dT26J90aS7e/rsr9VlgpvpkQGaiLGoZ641aYSHg7UGp8tCoQd1dp/oxo7MorRHUj7hAU4kmFv31LMebLdyDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:46:55.414910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058496
observed 8c5607550a3158755f8e54859da28b64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:55.396199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058496/manifest.json
observed c21b4d5e75a0c63b089293cfe4c5a287...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:55.378146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058496/publication.md
observed 10555f9cc2257658dc0d0772ece22eaa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:55.360433ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058496/publication.txt
observed a8fdc41f5368dbecf485f0459de16d0d...
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.