OpenTechnical

OT-2026-000060934

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, vented after 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-2026-000060934) never changes.

Identity and time

Publication numberOT-2026-000060934 · never reused
Internal UUID01a0ae8b-12f3-78b0-8a5c-2d236c9af533 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060934
StatusPUBLIC

Content hashes

Canonical text4fd61579af6c7451c666e696a95d2f39a222f595481e10ecbe54401e3e7827e7
Markdown8e1540dc30e04c13690dc16a79a990d9ab3c1a19585fc92c4e0caae10579fd04
PDF
Publication pagea5481cda6d729c1c8a9ec99cf38fddff6ffac33812627591ab9dba183a24db9c
Manifest7d23c3bf5d89708164f808fbaa18e47bb593b7ebb0c7ad14068a802f98ec7419

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
SignatureaqDAgo41AocpjqnpcwHFKr/3FIBnBzt+iY/yIVDQveQIE0+14rCcP+OgPoj68b9SeHhl33pdmvhH4+VV0I72CQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:42:12.348930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060934
observed a5481cda6d729c1c8a9ec99cf38fddff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:12.331332ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060934/manifest.json
observed 7d23c3bf5d89708164f808fbaa18e47b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:12.314300ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060934/publication.md
observed 8e1540dc30e04c13690dc16a79a990d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:12.295280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060934/publication.txt
observed 4fd61579af6c7451c666e696a95d2f39...
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.