OpenTechnical

OT-2026-000079502

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, vented after 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-2026-000079502) never changes.

Identity and time

Publication numberOT-2026-000079502 · never reused
Internal UUID01a0ae96-0b91-740b-af1c-952ad6274265 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079502
StatusPUBLIC

Content hashes

Canonical text2d3541ba473c89225809f8235571b26f0852d96830932692826d1b708e46b7b1
Markdown92a0ded727ef1505584a841fb14e511e24e97d7d2cab00f9fa59eaeea950401d
PDF
Publication pagebb2d41f10a6d57e75525e21c2d93cb4f773c88ee905d62b7772f691917999dea
Manifest3c384452f87b02bb949133cfe8800b52f45750c19da44acfd34067cf11360c53

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
SignatureJMBmU0ZGpaOful1VlSvmNIPDGH6FaRFI9d7+Q11qR+Ry17taCC424K4wAY6z+dJUc4YorQq2+KZ2MBAdnK0LBg==
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

2026-09-17T10:05:07.556819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079502
observed bb2d41f10a6d57e75525e21c2d93cb4f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:07.537098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079502/manifest.json
observed 3c384452f87b02bb949133cfe8800b52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:07.518195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079502/publication.md
observed 92a0ded727ef1505584a841fb14e511e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:07.499122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079502/publication.txt
observed 2d3541ba473c89225809f8235571b26f...
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.