OpenTechnical

OT-2026-000034078

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000034078) never changes.

Identity and time

Publication numberOT-2026-000034078 · never reused
Internal UUID01a0ae75-df0c-7b21-bbe8-95249820471a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034078
StatusPUBLIC

Content hashes

Canonical texteb5cba7fd2c6ca787235d4bc429a789e5e5a733b310eaa9b59f2d2173b9cab40
Markdown4e50600e6089ca896f95ab2b5f9d0f1794596376d6d61efe31fa35a9a28ad2f6
PDF
Publication page4ae5cb2c2b9509cd22bc39119faa82a41dd2e4371f9fb67c482aeedeaf527c99
Manifest9f7a118267bcc166e1fc30e47bff704687e9fbb7485401820ae7d000e5f28067

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
Signatureu/cobreiNgZQASAtOV0FgGlDvIIwHA5wkdJwtPqScFlxE1ko+ruXNjMqKpjAonvGyD4sZMRnk/SHrL0tgKZqCw==
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

2026-09-17T11:30:19.878582ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034078
observed 4ae5cb2c2b9509cd22bc39119faa82a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:19.856109ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034078/manifest.json
observed 9f7a118267bcc166e1fc30e47bff7046...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:19.831637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034078/publication.md
observed 4e50600e6089ca896f95ab2b5f9d0f17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:19.810776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034078/publication.txt
observed eb5cba7fd2c6ca787235d4bc429a789e...
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.