OpenTechnical

OT-2026-000092067

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, three stage ejector, pressure sensor per zone, 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-2026-000092067) never changes.

Identity and time

Publication numberOT-2026-000092067 · never reused
Internal UUID01a0ae9d-43bc-7195-9878-3be2ab1c0cc4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:37.256105Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092067
StatusPUBLIC

Content hashes

Canonical texta48b8b45d2bf66d65c99133ba11aeae7ab56320c224c3a92a446d09edc77eb3d
Markdown69f6316459a6146ec2fc617cb53a9039fc530ae48bfafe8a585c7f3088216424
PDF
Publication pagec5f2fcd48b335cad2504bf2ed24e940ea717c77c3ff96ccc2b45f033020fdd52
Manifest6e3631c450811143983aa76903455e4fb40c5aee3ea9dbe66e050a4bed286ce6

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
SignatureOzZn0bka07pL9aTPbWbHVD2bPw6q1AofA0vVodIyPUeSAvSGy2CfGJzHRW+CTwfuW69uje6zdjBwA3Odwg41DQ==
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

2026-09-17T09:43:10.183603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092067
observed c5f2fcd48b335cad2504bf2ed24e940e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:10.166934ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092067/manifest.json
observed 6e3631c450811143983aa76903455e4f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:10.149754ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092067/publication.md
observed 69f6316459a6146ec2fc617cb53a9039...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:10.131459ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092067/publication.txt
observed a48b8b45d2bf66d65c99133ba11aeae7...
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.