OpenTechnical

OT-2026-000025646

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, supply line 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-2026-000025646) never changes.

Identity and time

Publication numberOT-2026-000025646 · never reused
Internal UUID01a0ae71-9bc9-7bef-9090-024f0d3e22ee · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:56.183170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025646
StatusPUBLIC

Content hashes

Canonical textdb3e5e2aa7d938826606ab6fbab007fffe0b10a7da3ddd4c2004bd1e1c2cd841
Markdown208e0151b33ad5b755e991c09aefe7d8d8d3ce9245f64624a1ce5fc346606a10
PDF
Publication pageb59c9b615121c177ec02aedd46eb37b61513a1554558c4cf717680cfc214433b
Manifesta2aa46d217ba0069319df376ba4fb54c6dac2795b5e1762f86e0c5d75b743b5d

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
Signatureu4h25pa+2sj7578+W1srRAnK/tT0TD5Le/cA/llAGDiDf6kxA6r/36nNUcjKCUBnExh+MxHjNMBEWgZNfanoDA==
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

2026-09-17T11:46:50.910155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025646
observed b59c9b615121c177ec02aedd46eb37b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:50.893131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025646/manifest.json
observed a2aa46d217ba0069319df376ba4fb54c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:50.875743ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025646/publication.md
observed 208e0151b33ad5b755e991c09aefe7d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:50.856206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025646/publication.txt
observed db3e5e2aa7d938826606ab6fbab007ff...
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.