OpenTechnical

OT-2026-000014407

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, pump fed, pulsed blow-off before 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-2026-000014407) never changes.

Identity and time

Publication numberOT-2026-000014407 · never reused
Internal UUID01a0ae6d-b27a-7e10-bffd-01f0536ccfa7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014407
StatusPUBLIC

Content hashes

Canonical text09f1016d6e5f7c1d07c673f1c48c2dee8fd693d2a54593d1270c50893ee19ba0
Markdown1bfac6b44c20b5e83235f8c6c9493329c0c1c892dc481535466eeaca085f0351
PDF
Publication page63dd2f838c1af2a675b63961bff2c813199d6829f0e9840faa9795a361507b02
Manifest522d7546cdd2a7627593e4ddf6a7c3716cab2371c105bc4f8cf18d5c95ff8ea2

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
SignaturezrOP+LOIa5AqqlDxgLivlq3dTcfCDIko2qe6C7dRlKfdkqsgJnkV2nPIKVyR+HxD+KrFyGQEZYBA9a0pIgWmCw==
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

2026-09-17T12:10:10.185286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014407
observed 63dd2f838c1af2a675b63961bff2c813...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:10.167278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014407/manifest.json
observed 522d7546cdd2a7627593e4ddf6a7c371...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:10.150960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014407/publication.md
observed 1bfac6b44c20b5e83235f8c6c9493329...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:10.128874ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014407/publication.txt
observed 09f1016d6e5f7c1d07c673f1c48c2dee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:16.036051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014407
observed 63dd2f838c1af2a675b63961bff2c813...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:16.016173ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014407/manifest.json
observed 522d7546cdd2a7627593e4ddf6a7c371...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:15.996850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014407/publication.md
observed 1bfac6b44c20b5e83235f8c6c9493329...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:15.978198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014407/publication.txt
observed 09f1016d6e5f7c1d07c673f1c48c2dee...
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.