OpenTechnical

OT-2026-000059053

Publication integrity record

Six cup vacuum gripper, six outlet manifold, three stage ejector, manifold pressure sensor, vented 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-2026-000059053) never changes.

Identity and time

Publication numberOT-2026-000059053 · never reused
Internal UUID01a0ae89-8611-76eb-a420-bc52807bb7da · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059053
StatusPUBLIC

Content hashes

Canonical text3a5922312ceedde1cefadda4ada8417c8bd1449ae20bb451fd34383a69ff3974
Markdown16953e7f357bd1b837d13350aca34c21005bfb5f828b2ea5e924d55f35dbe01f
PDF
Publication page4e4dd7efe81a7cda46ea1a48eab42d1ca2f913a6902acc8058731b5f70d1b2d0
Manifest92797d71a1c486674ba00576d3b4b01c37ec59f84279a5d2ed1f7211fb54cd55

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
SignaturebIIcL9i6kPtrAsWh5MnlyQ0vgk+ye+/IjCrQvCNoRayewVAH5NnhKuZ9+jAg2wLMV+hm+9ZA0Nv+GI4Rf1uXDg==
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

2026-09-17T10:44:51.032589ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059053
observed 4e4dd7efe81a7cda46ea1a48eab42d1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:51.015197ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059053/manifest.json
observed 92797d71a1c486674ba00576d3b4b01c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:50.996975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059053/publication.md
observed 16953e7f357bd1b837d13350aca34c21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:50.976184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059053/publication.txt
observed 3a5922312ceedde1cefadda4ada8417c...
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.