OpenTechnical

OT-2026-000058583

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer

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-2026-000058583) never changes.

Identity and time

Publication numberOT-2026-000058583 · never reused
Internal UUID01a0ae88-f39c-7f0e-9eef-6b6c893a25db · 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-2026-000058583
StatusPUBLIC

Content hashes

Canonical text22911545b4978d95036d6ad63f7db724b02c6b0de6c907dcd051b16fa3e0a8b9
Markdown588a3b09011c9c706766cf02d93548f08a1cec20d1fe18255f8ae8c368695a40
PDF
Publication page64fb9a4bd50b66f8d2ded25739e696870cc0e6fa7e6194707c67f93e7acb74e0
Manifest206edf76653e8c12779724706fdf2915c9b61f3a1a6ac080716c173407cea4eb

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
SignatureCPLTl8GD98AsVWq0i2KoenRO57JzYkJcLY+kQ8sx694pPNKoZDx9u559oDoVYujel8Jw/btuT8vYr4ldRPI3AQ==
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

2026-09-17T10:47:04.523621ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058583
observed 64fb9a4bd50b66f8d2ded25739e69687...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:04.508056ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058583/manifest.json
observed 206edf76653e8c12779724706fdf2915...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:04.488908ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058583/publication.md
observed 588a3b09011c9c706766cf02d93548f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:04.470254ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058583/publication.txt
observed 22911545b4978d95036d6ad63f7db724...
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.