OpenTechnical

OT-2026-000097392

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, three stage ejector, supply line 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-2026-000097392) never changes.

Identity and time

Publication numberOT-2026-000097392 · never reused
Internal UUID01a0aea1-01cb-7690-a023-7d9f9425b49b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097392
StatusPUBLIC

Content hashes

Canonical text856c17b3e6a937f9b357af67ebe775dd59ae5e6a55d9b62ad417356b631c95f3
Markdownabc144742bc0e62a0f8f328c70c6349bde42c84e5675dd212b9735f4b7de85da
PDF
Publication pageb4d6d8061fe8a0686f539a375967437ac676aee8dab9dc2707a20717255385e0
Manifest02002253dc4028d5a02f5427a40c37cac3790ec823b33611b3a11e14e93f81df

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
SignatureQDhfD/+/0V5+DVPq3UOYFTxcnNkM4xFaWIAQNNUlwGthXtaYSTGbUYLZd2mqVCVyRkQuTsP0Q9nouM1LYOH9CQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:33:40.521519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097392
observed b4d6d8061fe8a0686f539a375967437a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:40.501497ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097392/manifest.json
observed 02002253dc4028d5a02f5427a40c37ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:40.481430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097392/publication.md
observed abc144742bc0e62a0f8f328c70c6349b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:40.463181ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097392/publication.txt
observed 856c17b3e6a937f9b357af67ebe775dd...
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.