OpenTechnical

OT-2026-000017944

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000017944) never changes.

Identity and time

Publication numberOT-2026-000017944 · never reused
Internal UUID01a0ae6e-96fc-78f8-8a79-b66e92dcd93f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017944
StatusPUBLIC

Content hashes

Canonical text02c9979752daa35c4d25c43417d826c3b08e17bd91ca2bb1e4edb8012493822c
Markdowna2184df567d4246532e8523d88b7260e5d3dbb57e18a2e10b62e74dd1ceb77eb
PDF
Publication paged5828c6f91cb3e1a24e89f87cc1bb6a71e908c32c9a0ff00a2d3190cfc32e5b9
Manifest797c5edfa0f09c86fff3b4a8ceec68f579e4b266170ea209096ec86ff0a8fa08

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
SignatureY5FNGnhOXvle5ce2GAIXxZ2JiTqlW0Omt6VNFOeYScRtZkyNdPrs5S8RoUvqZXJDp5YQUBlzmVzbqgTMyYbYAA==
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

2026-09-17T12:01:56.560754ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017944
observed d5828c6f91cb3e1a24e89f87cc1bb6a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:56.542555ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017944/manifest.json
observed 797c5edfa0f09c86fff3b4a8ceec68f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:56.525416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017944/publication.md
observed a2184df567d4246532e8523d88b7260e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:56.507727ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017944/publication.txt
observed 02c9979752daa35c4d25c43417d826c3...
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.