OpenTechnical

OT-2026-000102825

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, 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-2026-000102825) never changes.

Identity and time

Publication numberOT-2026-000102825 · never reused
Internal UUID01a0aea4-858c-7387-8603-2400aaeeda47 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102825
StatusPUBLIC

Content hashes

Canonical text279ad1b84956f94bbb3d5fb51f40833786912e69c7945774682d35695d73fa1b
Markdown62050d3bfa979f70b966f8d3bc760c56dd415d561692d3eec4892b0454ad16f5
PDF
Publication page5a6a8178bcaffc113cdda45468d6e1293003ce2cbd28f10d2c8f855d0bff91f1
Manifest7b8ffa6ff74ad25e9ca60aece0912023deea5615a7513476cab05a927d303588

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
Signaturev/ywRFJ7I3H9NKHZYq5jxvwZ14sVHSuXx8XI/ErQZozmopsMMRgT4Gu6FpeDSRGSJ018xLNw8GgMhXDJG7lnDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:24:21.591142ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102825
observed 5a6a8178bcaffc113cdda45468d6e129...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:21.573149ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102825/manifest.json
observed 7b8ffa6ff74ad25e9ca60aece0912023...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:21.554011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102825/publication.md
observed 62050d3bfa979f70b966f8d3bc760c56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:21.534272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102825/publication.txt
observed 279ad1b84956f94bbb3d5fb51f408337...
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.