OpenTechnical

OT-2026-000047524

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump 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-2026-000047524) never changes.

Identity and time

Publication numberOT-2026-000047524 · never reused
Internal UUID01a0ae7f-3e59-7df5-8e92-4541b9667e93 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047524
StatusPUBLIC

Content hashes

Canonical textd428758632645e60cf1fd4cbb892e4621175e42c04553abde1a2928d0e956168
Markdown26a0e0c9a4a3f933bf40fe03aa005bfdfda804e39de51464f4b0dd8ebb88d54e
PDF
Publication page3d42bae4831d2c5e1f1ed9f52bf4d97975725592c2532a22c018670a2d84f65c
Manifestb12ee56ea2d415dbef5bf4cd28a3e6f5d0f2826c1e0cbf7fefe28e810a5fd693

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
SignatureYENAAZaW+AppMr+gGtukAHLFlV6gMIjjhiUvncJOjMR+7/NLLu0qM5oWPMXQXC4hQlOb5Jk8x10DZnO8D3+bDQ==
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

2026-09-17T11:06:38.171225ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047524
observed 3d42bae4831d2c5e1f1ed9f52bf4d979...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:38.152429ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047524/manifest.json
observed b12ee56ea2d415dbef5bf4cd28a3e6f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:38.120617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047524/publication.md
observed 26a0e0c9a4a3f933bf40fe03aa005bfd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:38.091844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047524/publication.txt
observed d428758632645e60cf1fd4cbb892e462...
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.