OpenTechnical

OT-2026-000034550

Publication integrity record

Foam pad vacuum gripper, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000034550) never changes.

Identity and time

Publication numberOT-2026-000034550 · never reused
Internal UUID01a0ae76-1ed0-7db1-bd7f-15d2fbdb0562 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034550
StatusPUBLIC

Content hashes

Canonical textab9a5c0540fc127b30a506a93334db82d81a5b43586102074babadb8f570f222
Markdownd156de3ac670c0e9e124e7244b16688f450e71c7bd68311592b7f832647473de
PDF
Publication pagee4437a72833c92d4e184c1906da30cdeec9dbaf379644ae2bf09a8497549b99e
Manifest5fa7be0984941739a4ae41950f6ccffd68a45265bb9e8acde083b9f809f76d98

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
SignatureyGhLdA9DIEcDlsWZnBXts8UIxR90WHLwpJpOYjlYDnfmCFKcAY8ILQU4ccWRqrP11eQIp41PSiMI/V8xEaQlAQ==
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

2026-09-17T11:28:54.765430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034550
observed e4437a72833c92d4e184c1906da30cde...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:54.747893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034550/manifest.json
observed 5fa7be0984941739a4ae41950f6ccffd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:54.731048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034550/publication.md
observed d156de3ac670c0e9e124e7244b16688f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:54.712915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034550/publication.txt
observed ab9a5c0540fc127b30a506a93334db82...
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.