OpenTechnical

OT-2026-000054369

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, supply line 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-2026-000054369) never changes.

Identity and time

Publication numberOT-2026-000054369 · never reused
Internal UUID01a0ae85-b3aa-703e-abcc-00484332de54 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:53.019909Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054369
StatusPUBLIC

Content hashes

Canonical textb4d2c2964222aea48ffb4f45ba56cd2723b994b63e517c1fc0ecad67ccc0ba7e
Markdown1c0a3996e1bd3eaa2c1cfec8f1d3d96ff2c312c46484eaef23cc73ae8c7ec116
PDF
Publication page0d584cb6be7b1fb9dfc17178259f1a9638a62aef12f7f20a3caec6d07fc0976b
Manifestabd132116216fd06fe6e868a221125dd39998c853390f53b2768a79c55a5cbbc

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
SignaturewvQAVtDpj/GxERoSuHXRGMaK6UTyTwLB+2o6fAXVEtYuuoLwDE5yzRkWDmiRk+AY3PEZM/Rz3/CIKKpSC1YeCQ==
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

2026-09-17T10:54:53.819589ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054369
observed 0d584cb6be7b1fb9dfc17178259f1a96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:53.799059ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054369/manifest.json
observed abd132116216fd06fe6e868a221125dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:53.778783ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054369/publication.md
observed 1c0a3996e1bd3eaa2c1cfec8f1d3d96f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:53.759993ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054369/publication.txt
observed b4d2c2964222aea48ffb4f45ba56cd27...
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.