OpenTechnical

OT-2026-000046769

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, single 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-2026-000046769) never changes.

Identity and time

Publication numberOT-2026-000046769 · never reused
Internal UUID01a0ae7e-d0f4-72d3-b924-3cac13c3c88e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046769
StatusPUBLIC

Content hashes

Canonical text3951fda62f0c310bc4f5173773f9f088672c16a1d2b9b3e40b86e734d3dc4ff7
Markdown3cf041349484e8bcea2340826619b70706c8aaf7e0c76c1769f185c53115f21f
PDF
Publication page955f8a3f50493b9e29011f2ff546ed93cc49131be29d0a8b4f507f2ed82a2eb9
Manifest2d84945d665d3660c8a9932f4457033e5429ce37c9a937f217b127f75b50e14c

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
Signatureu7SAUoNm75evbu6aTm90f6YczLF/I/2vvhkqK4QmT7gWePXh3OC+HyRNXqUpMBrCk4FuVY28XJLRTCFkmrtACQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:06:50.402390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046769
observed 955f8a3f50493b9e29011f2ff546ed93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:50.386108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046769/manifest.json
observed 2d84945d665d3660c8a9932f4457033e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:50.368816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046769/publication.md
observed 3cf041349484e8bcea2340826619b707...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:50.351798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046769/publication.txt
observed 3951fda62f0c310bc4f5173773f9f088...
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.