OpenTechnical

OT-2026-000013284

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, 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-2026-000013284) never changes.

Identity and time

Publication numberOT-2026-000013284 · never reused
Internal UUID01a0ae6d-6fc9-7a04-9666-f6e7fd970647 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:22.837188Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000013284
StatusPUBLIC

Content hashes

Canonical text3c3c91c2fb8d69051b82e24294fd614376802b2a114a31eb0f296357fc5fa87e
Markdown8ab7ea8f3a8d4f17c1b5d34b135a3b15fad6357c4c30fc1cbe3318c8437bc8cc
PDF
Publication pagea8546dc37204303cd669755d74030b373f83f301a18fbca938039ae7f5873872
Manifestf4cb648bc7e10e64e4059173d3365ee980a79d269735280f3b8d8bc52635157e

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
SignaturecFrl36qahxPrlY9KUmW83t3Ud1GJUjF3wmZGqg+X9o3R4o5Oxz15YZIgERGPIhRKjhc1jtClp1SxVFYyXTqVCw==
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

2026-09-17T12:09:42.282047ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013284
observed a8546dc37204303cd669755d74030b37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:42.262037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013284/manifest.json
observed f4cb648bc7e10e64e4059173d3365ee9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:42.241244ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013284/publication.md
observed 8ab7ea8f3a8d4f17c1b5d34b135a3b15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:42.219432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013284/publication.txt
observed 3c3c91c2fb8d69051b82e24294fd6143...
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.