OpenTechnical

OT-2026-000014904

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, pulsed blow-off 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-2026-000014904) never changes.

Identity and time

Publication numberOT-2026-000014904 · never reused
Internal UUID01a0ae6d-d095-7361-978f-29930f2cd67b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014904
StatusPUBLIC

Content hashes

Canonical text5ec331d4b4c36ff560aebba72ee81ee37c7d7baf7bada334bcaacd4555b15119
Markdown64eecc88b0d23071e3dfbed967a77024d05427c982122470ec86805c1a00ec65
PDF
Publication page386e3b06098fbd5908a80b8b5d64ca985d75958ce43a1576f1101c9a9892701a
Manifest3bda554c01d3d3f2f24b78825d94431458da3c4a6f110f3b4c2db2a5dced7d35

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
Signature2NHkxkPOKy0nm/R7b3S4HlPogvpQavsk6bztrdnU0sHpsp8S5/978OgtSe3i+2kN+wjcJ98zG4qmDp7DY6gcCQ==
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

2026-09-17T12:06:50.207370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014904
observed 386e3b06098fbd5908a80b8b5d64ca98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:50.188058ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014904/manifest.json
observed 3bda554c01d3d3f2f24b78825d944314...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:50.169591ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014904/publication.md
observed 64eecc88b0d23071e3dfbed967a77024...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:50.149006ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014904/publication.txt
observed 5ec331d4b4c36ff560aebba72ee81ee3...
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.