OpenTechnical

OT-2026-000084533

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, two stage ejector, 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-2026-000084533) never changes.

Identity and time

Publication numberOT-2026-000084533 · never reused
Internal UUID01a0ae98-e25a-79a1-be62-27c46df46593 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:50.163111Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084533
StatusPUBLIC

Content hashes

Canonical text46b661fd50349bfb9e316ad4aaa084dfeb05642dec6abab5213d0adc27fdfc3a
Markdown80b8364e49251e4344a181b90b5ce9d11c96a859b08e55ec800f420fa69ae3bb
PDF
Publication pagef80bc4fed3c1ef410310e55b418025d4b871bd70c4a1ed397e2ff5695ecc7a02
Manifest216875133bb1c1f5961813cdc9e86a183244105257519b10519a1672fd0436ab

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
SignaturefR8EWczo8wmgHE+wY9BwAg1bAWEXCmUfjXjwtb9D5qOEOWp0XHFYWCJF+197mDkwjKSe0vYfeKajO05lFJBIAw==
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

2026-09-17T09:55:25.057220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084533
observed f80bc4fed3c1ef410310e55b418025d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:25.039100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084533/manifest.json
observed 216875133bb1c1f5961813cdc9e86a18...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:25.020920ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084533/publication.md
observed 80b8364e49251e4344a181b90b5ce9d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:25.002588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084533/publication.txt
observed 46b661fd50349bfb9e316ad4aaa084df...
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.