OpenTechnical

OT-2026-000037680

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, 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-2026-000037680) never changes.

Identity and time

Publication numberOT-2026-000037680 · never reused
Internal UUID01a0ae77-b8cf-7fc4-bdb5-5fc09142455a · 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-2026-000037680
StatusPUBLIC

Content hashes

Canonical text3696d58174acd5bc94b8d81124b2c04e1dd9ca46950ce8b72447ab80777ae006
Markdowneed9ebe285f6a915544f85856fb259e346b7db691c5565a6d9713c4a741e910e
PDF
Publication page6d096216694d5a073d6000cde7ff03902b756c296feb1ef4d96ddd71a9cfa1e1
Manifest1551046580135fdaebf431516daaaa3ef754aa1de21b3611a8dd43b32c29c51b

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
SignatureLkIk6jfPI9o2TyunCiBFBRn5cpHxUGoWS0xEupDwQse4hgHEEjEyRXRASxcWGS5ZxkeDYHrSAm3lFE0m6jaRBQ==
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

2026-09-17T11:24:15.709523ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037680
observed 6d096216694d5a073d6000cde7ff0390...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:15.692636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037680/manifest.json
observed 1551046580135fdaebf431516daaaa3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:15.674894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037680/publication.md
observed eed9ebe285f6a915544f85856fb259e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:15.656055ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037680/publication.txt
observed 3696d58174acd5bc94b8d81124b2c04e...
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.