OpenTechnical

OT-2026-000037839

Publication integrity record

Two cup vacuum gripper, two zone face, two 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-2026-000037839) never changes.

Identity and time

Publication numberOT-2026-000037839 · never reused
Internal UUID01a0ae77-f889-7737-affd-82cb74739bd9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037839
StatusPUBLIC

Content hashes

Canonical text45599550f78ba5eac69e94072642ac7902ad9c4dbc663a9127d1e4939d82ab5f
Markdown6e9210ae37cd4207c61562e21b20d8609fe78f0acc0e4a14261611fa8b54796a
PDF
Publication pagef9cd4541449a4bb9417726c65bce79a72f017ecadae4d36b22a60f0de2c64e74
Manifest7b8f0c161de629d43c1717fbea7270971bede5bd9da2e73481703e9af96ca2b4

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
Signaturew8PJ9kJLWFNTpmWT/fmBbvRR9K5yg+cvVvi/HlGvhtu0BDwxBiue55PngsRQuMzjY6OpbMZmJHO/QuFBNroVBQ==
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

2026-09-17T11:23:05.629254ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037839
observed f9cd4541449a4bb9417726c65bce79a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:05.611631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037839/manifest.json
observed 7b8f0c161de629d43c1717fbea727097...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:05.594876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037839/publication.md
observed 6e9210ae37cd4207c61562e21b20d860...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:05.576065ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037839/publication.txt
observed 45599550f78ba5eac69e94072642ac79...
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.