OpenTechnical

OT-2026-000041016

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold pressure sensor, sustained 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-2026-000041016) never changes.

Identity and time

Publication numberOT-2026-000041016 · never reused
Internal UUID01a0ae79-b10e-7000-8f72-2c33015cc028 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041016
StatusPUBLIC

Content hashes

Canonical text3c9e111ca6181d90f5616a98b092ef51ee1ac40439b740b2cb6635dbb6d3d441
Markdown58681f1a29122fe11dd76118f5739651e3928138d309249f3a8eddfb613fad51
PDF
Publication page3dcfa851bc5fc3eb5bebf8ccde14fee642ad75061bf2c71e04ba7a154f2c26d1
Manifest3a3a17605dd2946ac02b33c81d797cedfd282f4c2fb4855f4a6463417fcbc816

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
SignatureczpqeKWDqDzOTUnm1YvNNMzB7tPg+WP1lXF6QIOCnq2ph7Kk8OlnvSI3MYc0VO1OCW3IJjtjpDU1b1YDf8G0BA==
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

2026-09-17T11:16:55.363493ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041016
observed 3dcfa851bc5fc3eb5bebf8ccde14fee6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:55.347862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041016/manifest.json
observed 3a3a17605dd2946ac02b33c81d797ced...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:55.332852ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041016/publication.md
observed 58681f1a29122fe11dd76118f5739651...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:55.317447ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041016/publication.txt
observed 3c9e111ca6181d90f5616a98b092ef51...
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.