OpenTechnical

OT-2026-000033856

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000033856) never changes.

Identity and time

Publication numberOT-2026-000033856 · never reused
Internal UUID01a0ae75-a391-7300-8ae7-9d309cde67bf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033856
StatusPUBLIC

Content hashes

Canonical text82a66fb33dea990ffb35268b2215bffc3ec1458ba63689d2a365dfd316df0818
Markdown2090b37865a601d8082ae3d7eee9fda25b07d6077ed4a858f62a25ab3fc95223
PDF
Publication pageaaab6a4cb8628a5dcaa6165ffcd8db2f0b60fe01f4813cbc83103b9844ad426a
Manifesta40437d5bbe08d4818aa4a46333dd63b4515e08584375d3b66e71334b1b9fe86

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
SignaturezFmzImRnmGjhdYoX03Ph8bJn5E3gFPKfxXENRfzOQWp3NdUrPmT2kux0F8FFGqG6/iCZjnfZCSEM5u65Mv6XCQ==
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

2026-09-17T11:31:55.013949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033856
observed aaab6a4cb8628a5dcaa6165ffcd8db2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:54.997442ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033856/manifest.json
observed a40437d5bbe08d4818aa4a46333dd63b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:54.980970ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033856/publication.md
observed 2090b37865a601d8082ae3d7eee9fda2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:54.962453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033856/publication.txt
observed 82a66fb33dea990ffb35268b2215bffc...
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.