OpenTechnical

OT-2026-000035927

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, two stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000035927) never changes.

Identity and time

Publication numberOT-2026-000035927 · never reused
Internal UUID01a0ae76-b4c9-7f76-8e7a-a51fccff905d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035927
StatusPUBLIC

Content hashes

Canonical text553aafa95c4bcab1cb70de940ad5cb659d88254cafe155c4030a7117e682d369
Markdownfd14b491c64633e3db6f3da16c111e14948ade0fa4cb00dc95838b49cfa0799a
PDF
Publication page3de1a46333da76b79fe2b907dc31e22dc91d25fde2fbf30aa62e77334c6fdf3a
Manifest972dc54649e53c96b4d4a9331096be4508be6f2fde277ccf8e3944ff0d54cdfc

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
SignatureXI+5QRnesjnbWG3Ben9c9VnnA2yPjunlDO7XplI5k0CEN2WrjFerjrX6nVckN0tlbUwg4HncG3og6IKWzWebDQ==
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

2026-09-17T11:27:46.458390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035927
observed 3de1a46333da76b79fe2b907dc31e22d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:46.439479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035927/manifest.json
observed 972dc54649e53c96b4d4a9331096be45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:46.416340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035927/publication.md
observed fd14b491c64633e3db6f3da16c111e14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:46.395609ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035927/publication.txt
observed 553aafa95c4bcab1cb70de940ad5cb65...
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.