OpenTechnical

OT-2026-000017040

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, 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-2026-000017040) never changes.

Identity and time

Publication numberOT-2026-000017040 · never reused
Internal UUID01a0ae6e-591b-7a6c-8d7f-69b0d284c231 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017040
StatusPUBLIC

Content hashes

Canonical text5c1bcda96d811596f26f52d8f540ec18170c0cba46056256fbfe8222985f29f2
Markdown1f8a89b9b1e76ab3d12b5f3b847b5b1edcdf1ec140c5dd1afd7d7c3650c6a021
PDF
Publication pagee454cf6b5f217771ff7517b12f84a17850da184c77b58840aff355f9da4d536d
Manifest7b79a5f4bf27f32c292d407571d07e2f3dea39d96ee7df3b7286f4ed71b2046c

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
Signature6MsHMdhbZMLCa7X811rLZlrki5pphg25hAbGbcF2bKuwLBLyFdIcY/6RSM7yWYGjW77fymOEvaXaNSL5iat3BA==
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

2026-09-17T12:03:27.241820ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017040
observed e454cf6b5f217771ff7517b12f84a178...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:27.223723ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017040/manifest.json
observed 7b79a5f4bf27f32c292d407571d07e2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:27.206761ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017040/publication.md
observed 1f8a89b9b1e76ab3d12b5f3b847b5b1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:27.188347ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017040/publication.txt
observed 5c1bcda96d811596f26f52d8f540ec18...
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.