OpenTechnical

OT-2026-000038263

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, pump fed, supply line pressure sensor, pulsed blow-off 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-2026-000038263) never changes.

Identity and time

Publication numberOT-2026-000038263 · never reused
Internal UUID01a0ae78-2d51-77b1-a1b5-33bbd741a344 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038263
StatusPUBLIC

Content hashes

Canonical textf02a408d9f666794f2d1718a3149d7e8e6fa1e78e3ef2bc5624338d195c52673
Markdowndb5115f26b9d8dbd0331ec5eacaaed2a4a5f60de24a1e3a73e6fdc18452155d3
PDF
Publication page09b30164d581d5807a14584b5c6cad8003ae3c1d480296a48ef9a846f6fcf7c5
Manifest77554bbb7f33c080b9d8ed9d68a6e30e04d255803918c9ed80b0b5ede056f3f5

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
Signature+mjnbNniAJjflzbvHtRoQoYflxdDVeBaJRilz2QB/4LB2z3Ym6yhOnB/6a1U4ggema6erObzwMtIsNwkSD7XBw==
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

2026-09-17T11:22:25.241837ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038263
observed 09b30164d581d5807a14584b5c6cad80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:25.225651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038263/manifest.json
observed 77554bbb7f33c080b9d8ed9d68a6e30e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:25.205947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038263/publication.md
observed db5115f26b9d8dbd0331ec5eacaaed2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:25.188332ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038263/publication.txt
observed f02a408d9f666794f2d1718a3149d7e8...
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.