OpenTechnical

OT-2026-000092922

Publication integrity record

Three cup vacuum gripper, three zone face, common isolation valve, plant vacuum fed, 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-2026-000092922) never changes.

Identity and time

Publication numberOT-2026-000092922 · never reused
Internal UUID01a0ae9e-090f-7567-98fb-66f218690de4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092922
StatusPUBLIC

Content hashes

Canonical textadf25568e52fd2d7e012c82d450514e6546e09ec2a40a9a98eaa4cf415dc4e2d
Markdowna3fa483b8b33cd8155b4036dc044c246d7c8da1fdb7079355a6419e54815f695
PDF
Publication pageae27b5bcb542d8c42c868cdd78aaaee65711b348b9b12d19dccd1ace90844708
Manifest11639552796cb08e0291820e2f7a131cd8a0bd255508cc74d4124985c85a7f05

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
Signature+T8yHr6sNTyvtDfGGUbgJTu0X4ciyG1ZdEK1Ca53zdqhXdzkFaesTgEGEfsX8ZCTy3sWEAYRViv+fH5h+jRMAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:40:02.368632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092922
observed ae27b5bcb542d8c42c868cdd78aaaee6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:02.341223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092922/manifest.json
observed 11639552796cb08e0291820e2f7a131c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:02.323225ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092922/publication.md
observed a3fa483b8b33cd8155b4036dc044c246...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:02.303459ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092922/publication.txt
observed adf25568e52fd2d7e012c82d450514e6...
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.