OpenTechnical

OT-2026-000014383

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, plant vacuum fed, pulsed blow-off 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-2026-000014383) never changes.

Identity and time

Publication numberOT-2026-000014383 · never reused
Internal UUID01a0ae6d-b27a-73a5-bca5-380f4f56d6df · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014383
StatusPUBLIC

Content hashes

Canonical text0a209cfe5fe3b4ff236d2dd08293bfa5e7ea402c7123b9b23f73358aebc5e552
Markdown7e1458f1d9624d2fe36988c9fc5eb7844bfe262dfaa57acd1da2554d8091287e
PDF
Publication page7ea6f8a375a1782927dac664c865ac298ccef10ca808c0080e6e8fbb1ac4af2e
Manifestd7338166af485df77eca9427aaff2ed313f47e33c7a42da0090dd91c1a9a15bf

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
Signatureo4xppZ1AJrbSCtx4Ye5YuC+ZtLSQYcsmhBtrvim7aAaZnQ/O01nVCk7JpJQJrJw/pPdk2WsCiXOYovaqU+HdCg==
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

2026-09-17T12:10:08.186235ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014383
observed 7ea6f8a375a1782927dac664c865ac29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:08.161561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014383/manifest.json
observed d7338166af485df77eca9427aaff2ed3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:08.141775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014383/publication.md
observed 7e1458f1d9624d2fe36988c9fc5eb784...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:08.119266ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014383/publication.txt
observed 0a209cfe5fe3b4ff236d2dd08293bfa5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:14.148329ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014383
observed 7ea6f8a375a1782927dac664c865ac29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:14.127932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014383/manifest.json
observed d7338166af485df77eca9427aaff2ed3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:14.108052ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014383/publication.md
observed 7e1458f1d9624d2fe36988c9fc5eb784...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:14.089323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014383/publication.txt
observed 0a209cfe5fe3b4ff236d2dd08293bfa5...
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.