OpenTechnical

OT-2026-000010200

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two stage ejector, 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-2026-000010200) never changes.

Identity and time

Publication numberOT-2026-000010200 · never reused
Internal UUID01a0ae6b-cb7b-7154-92c9-f49721007f52 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010200
StatusPUBLIC

Content hashes

Canonical text882bbb3c9903edb5734df5f4457d6f43217ca0b4a73b4385bb97533f6e95ee69
Markdown1d2d19c113ad61361782db1862980c914cbbe46469aac897d4679b6b2f06537f
PDF
Publication pageecd7205c6d5fd570c4d43f3e41c8f06197a57d84513bd3b6c897472ad0ff1735
Manifest1ea63b6779e718cca92a64e504057282b404fa35a0cd8ef856b8dfb3a2c8b2df

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
SignatureDaS1lmpSsUYxDNO1sA2/UKl4eFjYb60Rz47503pNQhSPDsIcoz94qyryBkylaEwpto+QTdlcuTjkaBe52x+KDg==
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

2026-09-17T12:16:19.261593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010200
observed ecd7205c6d5fd570c4d43f3e41c8f061...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:19.239820ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010200/manifest.json
observed 1ea63b6779e718cca92a64e504057282...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:19.218686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010200/publication.md
observed 1d2d19c113ad61361782db1862980c91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:19.197697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010200/publication.txt
observed 882bbb3c9903edb5734df5f4457d6f43...
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.