OpenTechnical

OT-2026-000058589

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, vented 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-2026-000058589) never changes.

Identity and time

Publication numberOT-2026-000058589 · never reused
Internal UUID01a0ae88-f39c-725b-9b91-bb5263185a77 · 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-2026-000058589
StatusPUBLIC

Content hashes

Canonical textbe91c05483a1452eaaf78ad62044af86cfa69f434eee5c718ec86bba40bbe16e
Markdown9e4f1b8c82f2a5d226c5ac0f6374c2ace074f7f17421f61f00088595f3e4cd74
PDF
Publication page67f98c4e0817e4e2169485a3e8a7ec65b0862cfdfb5553df660d38cbce38d91e
Manifest379ecf4cfa3377d6ee4898feb18f1c859accbfe5849be64302ca65c151cca6da

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
SignatureCY+bvGYUNWLd4jv+qweHsXwr4Gujns5kcD1aE+XvxtA0+1leeTVd0h9udaXB/JYg9Te0/mlhm+dZcl1wUGgYDA==
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

2026-09-17T10:47:05.094663ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058589
observed 67f98c4e0817e4e2169485a3e8a7ec65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:05.076572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058589/manifest.json
observed 379ecf4cfa3377d6ee4898feb18f1c85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:05.058803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058589/publication.md
observed 9e4f1b8c82f2a5d226c5ac0f6374c2ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:05.039149ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058589/publication.txt
observed be91c05483a1452eaaf78ad62044af86...
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.