OpenTechnical

OT-2026-000014803

Publication integrity record

Three cup vacuum gripper, three 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-2026-000014803) never changes.

Identity and time

Publication numberOT-2026-000014803 · never reused
Internal UUID01a0ae6d-d094-70e7-a81f-3a7e5c767601 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014803
StatusPUBLIC

Content hashes

Canonical text1fec437069c273a066941eaa38c0c7e20b05734068a2d4cd6732168f29c26fd4
Markdown77635e068cdd6a1207fd9366f159f22941e93068adf35687d31d475205a75698
PDF
Publication pagea381edb5195ad41104730c03414f4cf889ae88a1fdf879628672a1ce477d4f0e
Manifeste13a2c6903f078e63849cec342fa98066f3f864c8502b9d5c1f2e23fb701a915

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
SignatureStVt5tprVHJtKuP4pg2oqOcPFMmJZF5fOvmceFp+/jivS7Dpwy4bPmrLIUiAjISY7NPlEtYDDHMN2qe6UwszBg==
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

2026-09-17T12:06:42.018917ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014803
observed a381edb5195ad41104730c03414f4cf8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:41.999913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014803/manifest.json
observed e13a2c6903f078e63849cec342fa9806...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:41.981023ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014803/publication.md
observed 77635e068cdd6a1207fd9366f159f229...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:41.964185ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014803/publication.txt
observed 1fec437069c273a066941eaa38c0c7e2...
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.