OpenTechnical

OT-2026-000009330

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, pulsed blow-off before 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-2026-000009330) never changes.

Identity and time

Publication numberOT-2026-000009330 · never reused
Internal UUID01a0ae6b-7561-7b21-9471-6b347aa29336 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009330
StatusPUBLIC

Content hashes

Canonical textd955c1b5dae3e9ea9c1cdc9cf607a0a18aadfd400db96bb9962732f7a3974acf
Markdown1b84a9bd663e38582fd6e686708e27e9d41c113d799d6651fec4f50f7adafe7c
PDF
Publication page3f92603fdf9a0c43a6e2f96d518df2346c34bf15461fd4887a4569508070a072
Manifest373b07ee8f38acf2bc455392e891e36c13a1d99d0943d33d292e1dbbe0eca8d3

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
SignaturexcYSAwoamnkIkqh9DgXE2M0Tri1/1Vxuwyk3WYAVncSrWnHv+ZTYuUMz2F+FTLdWo6GNsbmA7Pdxv9OFnn/sDw==
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

2026-09-17T12:16:35.198510ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009330
observed 3f92603fdf9a0c43a6e2f96d518df234...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:35.179646ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009330/manifest.json
observed 373b07ee8f38acf2bc455392e891e36c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:35.160995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009330/publication.md
observed 1b84a9bd663e38582fd6e686708e27e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:35.141964ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009330/publication.txt
observed d955c1b5dae3e9ea9c1cdc9cf607a0a1...
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.