OpenTechnical

OT-2026-000060285

Publication integrity record

Six 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-2026-000060285) never changes.

Identity and time

Publication numberOT-2026-000060285 · never reused
Internal UUID01a0ae8a-5a74-7932-afbf-9fa86a4eb5a6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:57.976275Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060285
StatusPUBLIC

Content hashes

Canonical text8e190f23ca664d46534b3d2dfdd16b52c5b454ee3ec9c029601dd3e581ad700e
Markdown3ff32982fb5c411fcfe41cd723eb7817a86a688420af846bb6ce325a490d8d6a
PDF
Publication pagea8c7ddf6c73f7aeda3f3800f2560d0a99ee3c51072337530148771c9124bc900
Manifest161f387b37649d47bb0b29b176a1e01564f79beffc762335efb798a304ed705d

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
SignaturegJImtvR3u9IyYwPzAzu1PHYcO9YFUZx6RYBRRomG3k318U8qqUANHLJvqN0bOTsAVfH+eNkbwHkP/bbZpsMqCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:43:58.163515ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060285
observed a8c7ddf6c73f7aeda3f3800f2560d0a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:58.143184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060285/manifest.json
observed 161f387b37649d47bb0b29b176a1e015...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:58.121049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060285/publication.md
observed 3ff32982fb5c411fcfe41cd723eb7817...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:58.092053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060285/publication.txt
observed 8e190f23ca664d46534b3d2dfdd16b52...
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.