OpenTechnical

OT-2026-000007763

Publication integrity record

Foam pad vacuum gripper, common isolation valve, pump fed, 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-2026-000007763) never changes.

Identity and time

Publication numberOT-2026-000007763 · never reused
Internal UUID01a0ae62-843f-7c15-a470-08dc01ab6751 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:01:27.126957Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007763
StatusPUBLIC

Content hashes

Canonical text81dad9f708f6f971b6086bcd86107e03641cbd23f31f131dc8b035637974a361
Markdown3dce0750822246abe9c56f8e0665ca78bfdbb77b466156e0db2d9a07dd5f390b
PDF
Publication pagee244581d62839537452069a63133f5d7a4b4a0163cf7429fa4210d4577c5dd6d
Manifestcaa44479106db4c407af0be6e3dd55116ce906f2ac94f3c5cc765e9ec3f15956

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
SignatureUQZ7vj/4j6PHlyFTYF4Vg44AxLJTZuGX9PHjCCl3sbINkYeTi4mf0x5+jJ10Kw2dVUkCq597s2bVLBA41AmcBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:07:02Z
batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof
root 8d90bf9341d96baa4328c218b6f85281...

Independent retrieval

2026-09-17T08:10:09.674937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007763
observed e244581d62839537452069a63133f5d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:09.657655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007763/manifest.json
observed caa44479106db4c407af0be6e3dd5511...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:09.640854ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007763/publication.md
observed 3dce0750822246abe9c56f8e0665ca78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:09.622081ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007763/publication.txt
observed 81dad9f708f6f971b6086bcd86107e03...
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.