OpenTechnical

OT-2026-000053101

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, vented 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-2026-000053101) never changes.

Identity and time

Publication numberOT-2026-000053101 · never reused
Internal UUID01a0ae84-a431-7dcd-bf66-fff6af284bc9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:43.524202Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053101
StatusPUBLIC

Content hashes

Canonical textdd53938b82e9736cb045a19a7460449cc9314b89e2ddc57e23ef9d74808a14eb
Markdown11b270ca12196a04c5e7478a740806f785a286a04498d7bd2338e246c23f88cb
PDF
Publication page4e47872caf90b9c48017a538dccefb9bb27f8ae26051b2dbab0013277b481bd9
Manifesta07924c0a694a21abe5c339806a5588a8a09e5e52f539b922c60830c4eeceff6

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
Signature8KAXduGJh4tDG0FQoD/F5McPxWXTJHbPNKrKCZPYGNv53G//gDeOxhn/jLmMnj+8qnWQFFoZECPTeFs5KwdlAA==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:56:49.461742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053101
observed 4e47872caf90b9c48017a538dccefb9b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:49.446349ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053101/manifest.json
observed a07924c0a694a21abe5c339806a5588a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:49.429565ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053101/publication.md
observed 11b270ca12196a04c5e7478a740806f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:49.413116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053101/publication.txt
observed dd53938b82e9736cb045a19a7460449c...
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.