OpenTechnical

OT-2026-000058320

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum 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-2026-000058320) never changes.

Identity and time

Publication numberOT-2026-000058320 · never reused
Internal UUID01a0ae88-f398-77f8-b80e-4552d6f8a178 · 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-2026-000058320
StatusPUBLIC

Content hashes

Canonical text9038ac7ccd35c5b07a4232e6eebaf30ddd49b1128e82cc468efe07a94143e724
Markdown6d4daf5fa0aae246762cda9d16a2c47ab2c18bd0315d5297706e6891c32787a7
PDF
Publication page9f91a4f4b0e21ce95165c3cfe0731a782fc3fbe92fea9ac5ab84a7dcff3adb44
Manifestf8b554dda5616151a327c4fbadd2ce4bb27c8545601e2af115ab361d025eeab4

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
SignaturesyvtopG8KJNPItWaYiNVY2Jvq3AooWJvgLMMpg7xP07BBPCGmZtgTVEj+b/oniC+HmvPlh5UrOlu3k4AnGuxAw==
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

2026-09-17T10:46:43.574585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058320
observed 9f91a4f4b0e21ce95165c3cfe0731a78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:43.557907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058320/manifest.json
observed f8b554dda5616151a327c4fbadd2ce4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:43.539348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058320/publication.md
observed 6d4daf5fa0aae246762cda9d16a2c47a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:43.521891ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058320/publication.txt
observed 9038ac7ccd35c5b07a4232e6eebaf30d...
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.