OpenTechnical

OT-2026-000097569

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, two stage ejector, supply line pressure sensor, sustained 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-2026-000097569) never changes.

Identity and time

Publication numberOT-2026-000097569 · never reused
Internal UUID01a0aea1-92f1-73d5-9a40-cd5ab13d637d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097569
StatusPUBLIC

Content hashes

Canonical textf048b24eb680b1158da78f887173600c5d06ee257268a9569bd53660ecfffb7d
Markdown1f6e12bc536a63a3f1dec44d4d60b7e4e7f6d34bbb1249b4a00222a239bfb58c
PDF
Publication page428fd6bd0309d5ab94e89a7d47313befd7d77f96b60204a01a4f71c2fc838f53
Manifestf4d2067e0fc772bf979806dc017eef0dc3ebb2876cc87ab40f5552afe102a52e

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
SignatureFtLlWsrcNvqU1lKFCKP+eTVlGGachYm1AR3O9nBZicYbUQzp3o+7XzH6GheQttIAgQpS3Wi/7LdKrHoDTwnlDg==
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

2026-09-17T09:32:28.850636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097569
observed 428fd6bd0309d5ab94e89a7d47313bef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:28.830705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097569/manifest.json
observed f4d2067e0fc772bf979806dc017eef0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:28.808526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097569/publication.md
observed 1f6e12bc536a63a3f1dec44d4d60b7e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:28.781384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097569/publication.txt
observed f048b24eb680b1158da78f887173600c...
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.