OpenTechnical

OT-2026-000009150

Publication integrity record

Single cup vacuum gripper, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off after set-down, on a tool changer

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-2026-000009150) never changes.

Identity and time

Publication numberOT-2026-000009150 · never reused
Internal UUID01a0ae6b-31b9-7579-b62e-d7187d612980 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009150
StatusPUBLIC

Content hashes

Canonical text17a67800911e2071aed576edd39e41d173636c0bb8226647ae1bbab3a12c7631
Markdown003463fe2d721dbab9567541875b9bf823dbf1d36d2c80930d59c53bb633961e
PDF
Publication page52b95657e092c8d7a3aba83a772847024a9a5d304711f4e5552c36b41ea09ecb
Manifest5365795733c68d66e0b6a2ac191497819de7ae642ad15e3d4549daaa693bdea5

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
SignatureTMqAwLtLcwRYe2uapODcDQMOcC/cCk6S64eh6Ac1KCzxUweSi7T0tYIQMbhjOn6K5N7zRxLVmQAdhSRxNFGmCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:51.006869ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009150
observed 52b95657e092c8d7a3aba83a77284702...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:50.988440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009150/manifest.json
observed 5365795733c68d66e0b6a2ac19149781...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:50.966885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009150/publication.md
observed 003463fe2d721dbab9567541875b9bf8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:50.943620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009150/publication.txt
observed 17a67800911e2071aed576edd39e41d1...
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.