OpenTechnical

OT-2026-000029202

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, sustained 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-2026-000029202) never changes.

Identity and time

Publication numberOT-2026-000029202 · never reused
Internal UUID01a0ae73-2aa0-7c6d-9e18-12805344c0e0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:19:38.288761Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000029202
StatusPUBLIC

Content hashes

Canonical text13875396bd320f757f024a508490aed8bc9f1eda32e68708bd2b0faa542a3a63
Markdown480535a148c7bcfc35bfdb60c5c39cb4d148e0f8fc2826240fae3ca97177ed12
PDF
Publication page5827e6fffaee64da0899851757cac5e24a96e9c8fe5c5b90da02f78e8985c84f
Manifest7482abf4652b087fd9329231acdf59992c0c4f3ff7d1826d4504aeefa13ae3a1

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
Signaturea/KQqKEaHuhjuT3UDFdTrA2qwHl+nOPsvFVMbjHsdkrswXCCSnFHgx/OMJrkFbgA+yeJKUmmk+kvvsnz8JWoCA==
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

2026-09-17T11:39:49.061669ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029202
observed 5827e6fffaee64da0899851757cac5e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:49.043635ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029202/manifest.json
observed 7482abf4652b087fd9329231acdf5999...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:49.007431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029202/publication.md
observed 480535a148c7bcfc35bfdb60c5c39cb4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:48.989635ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029202/publication.txt
observed 13875396bd320f757f024a508490aed8...
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.