OpenTechnical

OT-2026-000027966

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, 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-2026-000027966) never changes.

Identity and time

Publication numberOT-2026-000027966 · never reused
Internal UUID01a0ae72-a51f-796c-b5e4-332812a39e49 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:19:04.113553Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027966
StatusPUBLIC

Content hashes

Canonical textc77bb0b08443a7b92d5e841a21ad8572b9244d49485e5206f3f70a73cf39db19
Markdown3b7bdc5c0b10a4dd402b6b2c8b38a75c77f6fae35af5161c38dba3285db326f0
PDF
Publication page74c0969cab135de5031b4698954f54d62b76b2ddca40a3cf59ba058c71702687
Manifest4d18047dcb4235c8205c0938f17b9bacdba523339184047d1bb42ec6128b4279

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
SignatureDEASnLI1O+Je8TCY7+KbhorVm1hEo+dmIJ55ZJUfsET1rSJ/p/ER9dIrtlD5+u9PUY+ezGzUJ4aS98rnbeHqAQ==
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

2026-09-17T11:42:09.601807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027966
observed 74c0969cab135de5031b4698954f54d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:09.585284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027966/manifest.json
observed 4d18047dcb4235c8205c0938f17b9bac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:09.568749ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027966/publication.md
observed 3b7bdc5c0b10a4dd402b6b2c8b38a75c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:09.551723ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027966/publication.txt
observed c77bb0b08443a7b92d5e841a21ad8572...
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.