OpenTechnical

OT-2026-000063022

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, vented 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-2026-000063022) never changes.

Identity and time

Publication numberOT-2026-000063022 · never reused
Internal UUID01a0ae8c-94a9-724c-8acb-b7b179ab93f5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063022
StatusPUBLIC

Content hashes

Canonical textf952f5de4c096d72db8ed9bc204343607407482e08eed0ba89bb439350440d38
Markdown20ef776cadbddd475f2aa8fcfea929944f1808248b782051c9ccb47ff30b8b73
PDF
Publication page6e14a552d1aa96ca5b1d842686671b51710e7cbc09b107837a000b1d17d939f5
Manifest248a88a78d6807ffa74d90c207863a0975bbceee65f9d5509a9f53c640fa3b16

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
Signatureuy6LIz5ihMV838wfD2uFtMD5MfWyG32ZpmU7DwyIduWDbUgVBL0lcik7P0RexGjiZPFvE7J1ZlZ+3s1EcoO4CQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:40:34.345096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063022
observed 6e14a552d1aa96ca5b1d842686671b51...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:34.324146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063022/manifest.json
observed 248a88a78d6807ffa74d90c207863a09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:34.304174ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063022/publication.md
observed 20ef776cadbddd475f2aa8fcfea92994...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:34.284512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063022/publication.txt
observed f952f5de4c096d72db8ed9bc20434360...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:46.241923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063022
observed 6e14a552d1aa96ca5b1d842686671b51...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:46.225702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063022/manifest.json
observed 248a88a78d6807ffa74d90c207863a09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:46.207777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063022/publication.md
observed 20ef776cadbddd475f2aa8fcfea92994...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:46.189389ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063022/publication.txt
observed f952f5de4c096d72db8ed9bc20434360...
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.