OpenTechnical

OT-2026-000016328

Publication integrity record

Three bellows cup vacuum gripper, three 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-2026-000016328) never changes.

Identity and time

Publication numberOT-2026-000016328 · never reused
Internal UUID01a0ae6e-2d12-71cf-a779-78e4380213b5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016328
StatusPUBLIC

Content hashes

Canonical textf36a0e5ea445fb77dfeb2dda505043c843b5a8ff5db893242e3ca643abdaca22
Markdownd20671ccad4e122923cd445c7edbd1ad1f30c5f20e81495abc4efb8601a1add6
PDF
Publication paged7ae720026cd9a1ea141bcff40f1cfcf197e6085a5d05c40e24ffd17ff929bd7
Manifest218bf9b73c48aa3187668820fc8d302002ee48bcfdd19a461ad193a54fd9a280

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
SignatureSn++ErC/myUsQ8/0iQN7JK7rLrrauctgM6WdyxTsiPHvQOfh8TwUaQhE5EKr0Zwn0FeOLcE5l0p7rNFf1bK0Cw==
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

2026-09-17T12:03:49.880778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016328
observed d7ae720026cd9a1ea141bcff40f1cfcf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:49.863041ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016328/manifest.json
observed 218bf9b73c48aa3187668820fc8d3020...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:49.845942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016328/publication.md
observed d20671ccad4e122923cd445c7edbd1ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:49.826790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016328/publication.txt
observed f36a0e5ea445fb77dfeb2dda505043c8...
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.