OpenTechnical

OT-2026-000039521

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, 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-2026-000039521) never changes.

Identity and time

Publication numberOT-2026-000039521 · never reused
Internal UUID01a0ae78-d8d3-755b-ab48-037b5c58180c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039521
StatusPUBLIC

Content hashes

Canonical texte13adfb26e95c9f030030729d5a721f28e0b3dedb1b884f8fab7c449c7274218
Markdown7564165e2a52516e1f2f34bcd942ea8b7f3fe6bb84c1376585ed8346394f10fa
PDF
Publication page679a00c581d76a252122230a77a78dcb7569fb568463a3dd0254d84a4d2ec963
Manifest18ac52afe2ee76c5956d7358ec1c1c0e2efd1f9e3bc970068b2c2c80298ff680

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
SignatureQ+wP3Yfj7dGnnp/mVpXejNrGJCoI6op8JetOxwKNVCdSKiOfaOzwUcPnev+QMep5IHru19d6XBq7hlWprw4CBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:19:39.860550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039521
observed 679a00c581d76a252122230a77a78dcb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:39.841583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039521/manifest.json
observed 18ac52afe2ee76c5956d7358ec1c1c0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:39.824070ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039521/publication.md
observed 7564165e2a52516e1f2f34bcd942ea8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:39.805649ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039521/publication.txt
observed e13adfb26e95c9f030030729d5a721f2...
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.