OpenTechnical

OT-2026-000097029

Publication integrity record

Foam pad vacuum gripper, four zone face, single 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-2026-000097029) never changes.

Identity and time

Publication numberOT-2026-000097029 · never reused
Internal UUID01a0aea1-01c9-700b-92ec-c72160ed795c · 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-2026-000097029
StatusPUBLIC

Content hashes

Canonical text4497f07585571ea326876ba66b83a5ba603c13ee85585eafd2d41bba67d36665
Markdownf2cdf6c147c1e6fdf5d9a265b52220af7b7cb373ac90ccd0cfa06199e27bc488
PDF
Publication page1093d7f4c3d5221b287efcd4e5b4697d9ac2cd1ef1743effc7f9cb6b773155dd
Manifest9d1e8176f4cfe70ec9fdb45723233b796cc6681e5baed6391d55328d0298db47

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
Signaturerd0D7WIi92lQzduY0GWZnmNkMmanqkmgPg4UBp36fJ+efRjo6ZkexA9CxCHG/x4+2cZJBhe+e0wFslW2zBFXCg==
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

2026-09-17T09:10:32.345132ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097029
observed 1093d7f4c3d5221b287efcd4e5b4697d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:32.203387ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097029/manifest.json
observed 9d1e8176f4cfe70ec9fdb45723233b79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:32.187137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097029/publication.md
observed f2cdf6c147c1e6fdf5d9a265b52220af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:32.170828ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097029/publication.txt
observed 4497f07585571ea326876ba66b83a5ba...
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.