OpenTechnical

OT-2026-000056025

Publication integrity record

Six cup vacuum gripper, six outlet manifold, three stage ejector, supply line 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-2026-000056025) never changes.

Identity and time

Publication numberOT-2026-000056025 · never reused
Internal UUID01a0ae87-0a4a-73f2-85e6-ee3b38e23be5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:20.734835Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056025
StatusPUBLIC

Content hashes

Canonical text3117bf8abbf0a41de38b84d76340e872efe8f3c8bc94c5c0a260333fe30184ce
Markdown4fb201885dbd2420f275feb04814d66462e781dd4a3d27b9610a630df26dd705
PDF
Publication pagef88a83e789dca39eaa240109a645540f4ac36025b8a4e5365a46c8969b20f629
Manifestba0ccfb315384c0d1c5cf502e0a93f6149704fb4eed7ae85e2548ae7b4deefad

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
SignatureL5ihRhC9aFED3ym+/IYcyOifZCb9jEsw/j70dEvgjRYS5Cmc6A0hqx394Dcc6lbLngL4BD6rQbtFIP2Qrk+CBw==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:51:33.248113ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056025
observed f88a83e789dca39eaa240109a645540f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:33.231934ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056025/manifest.json
observed ba0ccfb315384c0d1c5cf502e0a93f61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:33.215353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056025/publication.md
observed 4fb201885dbd2420f275feb04814d664...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:33.196995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056025/publication.txt
observed 3117bf8abbf0a41de38b84d76340e872...
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.