OpenTechnical

OT-2026-000059273

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, 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-2026-000059273) never changes.

Identity and time

Publication numberOT-2026-000059273 · never reused
Internal UUID01a0ae89-8613-7c88-ad4d-a86a95ed4e18 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059273
StatusPUBLIC

Content hashes

Canonical textb783776163c26cd04573856d375d23dfda1b1425debb7b8d40b43cc767511880
Markdownfe7dc8178fcbd43d31d527d12d76111f8bd088ce5a27bc4631e27d834af3d419
PDF
Publication pagea3183dbc5405ff4f432ff7c56bbfb9d1e0b5ef1935309ccf71868a7ba6b84551
Manifest18d6fd0611d70db03476439e66ae9f0e089b57b183cf8b641b49d66037e53ebe

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
SignatureHHqGpTMFjNrZyOwyKZLv2b+x7jTnWyReJNZ1+MshMewE/NrX9BC1ro7d9ZA5uk+wYdPJ2W33IQg1nud/m6QWBw==
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

2026-09-17T10:45:49.571899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059273
observed a3183dbc5405ff4f432ff7c56bbfb9d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:49.555417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059273/manifest.json
observed 18d6fd0611d70db03476439e66ae9f0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:49.536872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059273/publication.md
observed fe7dc8178fcbd43d31d527d12d76111f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:49.520053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059273/publication.txt
observed b783776163c26cd04573856d375d23df...
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.