OpenTechnical

OT-2026-000018045

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, 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-2026-000018045) never changes.

Identity and time

Publication numberOT-2026-000018045 · never reused
Internal UUID01a0ae6e-96fd-72c5-b82e-1ef5f881ac24 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018045
StatusPUBLIC

Content hashes

Canonical textde80141aaeeceb4aab73fceff48f2edb3fb55da9138f288ae1108a47b028bbdc
Markdownd65049311b151c5472a620f201168bb365e177f79243dab3eb72585e9bb88210
PDF
Publication page13384ac6910a8029206e438401e36bd14cba91e2af049cd999c9ac50625ca977
Manifest7ace5008847e23f1f84a052903cee6875c9a9cde863c4f7a0324985cdbf2a082

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
Signature/BvMHzZk5Ebj4QszCoIyDiCs9ZbflzjcyHOboba2e+8CO1TrOd+/bNQmJ1feacrY4WwVITDLQRnJfSkhgyHQDQ==
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

2026-09-17T12:02:04.789150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018045
observed 13384ac6910a8029206e438401e36bd1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:04.772940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018045/manifest.json
observed 7ace5008847e23f1f84a052903cee687...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:04.755536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018045/publication.md
observed d65049311b151c5472a620f201168bb3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:04.737436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018045/publication.txt
observed de80141aaeeceb4aab73fceff48f2edb...
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.