OpenTechnical

OT-2026-000011404

Publication integrity record

Four cup vacuum gripper, four zone face, two stage ejector, vented 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-2026-000011404) never changes.

Identity and time

Publication numberOT-2026-000011404 · never reused
Internal UUID01a0ae6c-88fe-7703-b4b2-5895c63fea0c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:23.703080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011404
StatusPUBLIC

Content hashes

Canonical textd5c2e7e35811e937faf851a7f4c492866828af2fd2a4a1d97fd82a893ee93719
Markdown731704f6219a97ddbdcee671e8da4b3e0b5e126e979e345750cc4e73a62f7fe3
PDF
Publication page9ae1276842b03eca3bd839b36733f03e951b1e4e5c1077d93e29d6e12f29da57
Manifest173b25d0c59f815b96e3d07b8ffa38b22b3ff77bf33e8f31a4833f115f918df5

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
Signature1JcwiquQg8W49TPsWz13zxrF8Cu14NlM89/1geDXxXsxEVWMVGXzrtxJhci7NCEvp4AowBTzp7JZN20diGxWCw==
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

2026-09-17T12:13:09.205392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011404
observed 9ae1276842b03eca3bd839b36733f03e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:09.185889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011404/manifest.json
observed 173b25d0c59f815b96e3d07b8ffa38b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:09.166074ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011404/publication.md
observed 731704f6219a97ddbdcee671e8da4b3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:09.129341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011404/publication.txt
observed d5c2e7e35811e937faf851a7f4c49286...
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.