OpenTechnical

OT-2026-000010380

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, plant vacuum fed, vented 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-2026-000010380) never changes.

Identity and time

Publication numberOT-2026-000010380 · never reused
Internal UUID01a0ae6c-0ee6-7f7c-bffb-1d7b8b54a738 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010380
StatusPUBLIC

Content hashes

Canonical texta532509f9a0e30da53962ca2ac103ab5cdbc51106a295754895cc1fcccfe88c3
Markdowndd3afa6900aa9541253b712557a123841bc1e9839d6a220fe375e0ce97f5f545
PDF
Publication page2408270dcc0bf9694c82d6792faac5c8c3e4905d8230060a4ac0a44675925e5f
Manifest61209ef9a76de8035e53bcee4b3dfc570b29f0dcf87df00b80e7fb7a15aefbbe

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
Signature1fkc3gvS2kf3BuGzj/XMFtyLxe+WJBDXDTo67acohf0cQzLNxDDDI5SW7EPrgMSxqL11Ikebx+hP89sEcG4TAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:14:29.799744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010380
observed 2408270dcc0bf9694c82d6792faac5c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:29.779780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010380/manifest.json
observed 61209ef9a76de8035e53bcee4b3dfc57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:29.759228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010380/publication.md
observed dd3afa6900aa9541253b712557a12384...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:29.739098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010380/publication.txt
observed a532509f9a0e30da53962ca2ac103ab5...
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.