OpenTechnical

OT-2026-000055325

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000055325) never changes.

Identity and time

Publication numberOT-2026-000055325 · never reused
Internal UUID01a0ae86-a100-77b4-a839-81e8de25a3c5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055325
StatusPUBLIC

Content hashes

Canonical text8d244549c5cde7300fc0408604fe03df508ac6546640362fd05071d9663f7ea0
Markdown800f0a8ae73d00aa706a8bb29fe538a088e45aae539d450e6e229fc62d8af927
PDF
Publication pagec13a3678c400ff48f4486bbc6f421a5c68690586306f978c886fceabbb5ee157
Manifestb47dbcfb9ef37e9326f6867082b025eaf8d96661f32b01215c315b10567461ae

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
SignatureYyFUquSkAFIaPVAGKK88U57pj5pXgd0dSOYH/ZVum4+o0Zs7Dkxzw4fg6LTuXliQVmWMVvSBpVq83XDyZTBgDg==
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

2026-09-17T10:51:56.667473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055325
observed c13a3678c400ff48f4486bbc6f421a5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:56.650798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055325/manifest.json
observed b47dbcfb9ef37e9326f6867082b025ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:56.633327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055325/publication.md
observed 800f0a8ae73d00aa706a8bb29fe538a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:56.589851ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055325/publication.txt
observed 8d244549c5cde7300fc0408604fe03df...
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.