OpenTechnical

OT-2026-000020708

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, supply line 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-2026-000020708) never changes.

Identity and time

Publication numberOT-2026-000020708 · never reused
Internal UUID01a0ae6f-65e2-7a61-a46d-0861b7026ebe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:31.316024Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000020708
StatusPUBLIC

Content hashes

Canonical texte2bb0b7f57f353c1266a5daf17b6faab205c94e51da6e453d500fbef6beede75
Markdown40d9df9903a34f760ff2a50f2d2cdc5cd941b0da89ce1643fb5a078370bf1cf6
PDF
Publication pagea64b220a0f524cad10bf648232d4e4adb77c098fc0ec3a8c4b3abd50dfec09a5
Manifest80922ef68422ad6a0b8c58693601b6df56cd608852c00c2d3f14aa99124aa5b3

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
Signatureq83PbPrNO8KEIW/lSW662SAPC/0tuY8gD+Ymjq8UEBDnKfcU/MyHbNSPZ+OC+P9Jf+yyYN+JvY98Tpp62GMdBw==
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

2026-09-17T11:55:45.517671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020708
observed a64b220a0f524cad10bf648232d4e4ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:55:45.501681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020708/manifest.json
observed 80922ef68422ad6a0b8c58693601b6df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:55:45.481957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020708/publication.md
observed 40d9df9903a34f760ff2a50f2d2cdc5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:55:45.464625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020708/publication.txt
observed e2bb0b7f57f353c1266a5daf17b6faab...
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.