OpenTechnical

OT-2026-000039217

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000039217) never changes.

Identity and time

Publication numberOT-2026-000039217 · never reused
Internal UUID01a0ae78-9673-7ce6-aabe-a96bb485887d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039217
StatusPUBLIC

Content hashes

Canonical textb1c4771ace1f69d8aba9f775f786272d852e9f375ed4227b300e0cc8097573f5
Markdown2bb61223997745533c3870c155c310541fc32341f06b7e84a8585a000d7a6e89
PDF
Publication pagede7cb6b2196423db484591e2d38f939399c9ed57aa62fde685f86ec09ce69ee0
Manifest664d1b29b4211a2919a141fd14d4b6584db7f6df9a1dc1802dcddf27fa6c9376

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
SignaturemYP+CVRcAMZH9N7wtwpu6ekt1bMAXYObLT2SDCL/VulJKQGlWp9EJaR9n0DX3GxAZMdJmnz1GiQjWrXldIYPDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:20:46.177908ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039217
observed de7cb6b2196423db484591e2d38f9393...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:46.158662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039217/manifest.json
observed 664d1b29b4211a2919a141fd14d4b658...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:46.139718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039217/publication.md
observed 2bb61223997745533c3870c155c31054...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:46.121041ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039217/publication.txt
observed b1c4771ace1f69d8aba9f775f786272d...
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.