OpenTechnical

OT-2026-000054425

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, 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-2026-000054425) never changes.

Identity and time

Publication numberOT-2026-000054425 · never reused
Internal UUID01a0ae86-1282-7c8f-89bb-6c514989dca4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:17.489937Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054425
StatusPUBLIC

Content hashes

Canonical textd0691a9343f71e024a8c6a2ab528f02d176aa9ff0fc414d3304090f211f880c6
Markdownee9e9dd0475efe4a3b8b0a8e122e89725e30fc407d350702f43c9f59146747be
PDF
Publication pagef95851d84755911f1196be8f6699cdab808dbd83ec0d4b4204e5a5ac5a57162b
Manifest86815fe7937ee33258a7dc622fa744d87b0cd76c3d78165da5998261fdca76b5

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
SignaturedoMt/hvamuQqxwcUVHgjOEQz474GFuebzZXoQ4ZYVKEAKu31aKIEU0TbvBp7L/HENwsTCuL1OFHWC0f7bwhCBw==
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

2026-09-17T10:53:24.543471ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054425
observed f95851d84755911f1196be8f6699cdab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:24.526701ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054425/manifest.json
observed 86815fe7937ee33258a7dc622fa744d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:24.508559ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054425/publication.md
observed ee9e9dd0475efe4a3b8b0a8e122e8972...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:24.491265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054425/publication.txt
observed d0691a9343f71e024a8c6a2ab528f02d...
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.