OpenTechnical

OT-2026-000036517

Publication integrity record

Two cup vacuum gripper, two outlet manifold, single stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000036517) never changes.

Identity and time

Publication numberOT-2026-000036517 · never reused
Internal UUID01a0ae77-46e6-7c68-98e4-ceb63c3d300b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:07.671965Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036517
StatusPUBLIC

Content hashes

Canonical textb4963338df6edd8b00741808fa656d84f5b8b17681893b1637f2bff8313a6889
Markdownba695b9452b2ff8337493d564a767ca46d218a92b76683203d6e35dc9771b7a5
PDF
Publication page9953c85a11eb15d9aa93e110eac5bd519e8b5a0c4bd554d8a6882e00ae3d78a6
Manifest2a634aa6d557338a8778bc19fcfd6a69afcc5e179b76916b4f2d061753af1580

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
SignatureqqQWaptTUfcBQrWdK2EPFMJ/Qga9Zp3inIl4lLHVr+B53wAL2EJ7AFqAEOCj1npwgklc8ljEqOzaBz5nmO1oAg==
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

2026-09-17T11:25:43.431067ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036517
observed 9953c85a11eb15d9aa93e110eac5bd51...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:43.415668ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036517/manifest.json
observed 2a634aa6d557338a8778bc19fcfd6a69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:43.398284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036517/publication.md
observed ba695b9452b2ff8337493d564a767ca4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:43.381779ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036517/publication.txt
observed b4963338df6edd8b00741808fa656d84...
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.