OpenTechnical

OT-2026-000037467

Publication integrity record

Foam pad vacuum gripper, four zone face, common isolation valve, pump 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-2026-000037467) never changes.

Identity and time

Publication numberOT-2026-000037467 · never reused
Internal UUID01a0ae77-b8ce-7a5f-84d1-5fe58ec5bd05 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037467
StatusPUBLIC

Content hashes

Canonical text463266c6fe089ca64da6feaaee4149088875b4d90b8c3da715698e3bcadf0174
Markdownc4c233ba99d62a630c6b355084e8ae99f0d4853edcb036e045b69448693b9933
PDF
Publication paged4ea6c71ba75223facdbad011b1a5c2b79621b2e817000736f184f612c803276
Manifest87fe2664c1a294797c970bb19a24ea4b2be0d017cdafda9e0f801f4656256e7e

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
Signaturer8ibjyNGKji8+k5thA/1ngY5tBqgvPzqdPoVxJvPBJlzGU5zWtNg6bgue6I14ual3yha4kVYkyyHR6/zv1qDBw==
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

2026-09-17T11:23:54.292457ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037467
observed d4ea6c71ba75223facdbad011b1a5c2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:54.275068ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037467/manifest.json
observed 87fe2664c1a294797c970bb19a24ea4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:54.258384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037467/publication.md
observed c4c233ba99d62a630c6b355084e8ae99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:54.241484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037467/publication.txt
observed 463266c6fe089ca64da6feaaee414908...
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.