OpenTechnical

OT-2026-000046870

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, single stage ejector, supply line pressure sensor, sustained 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-2026-000046870) never changes.

Identity and time

Publication numberOT-2026-000046870 · never reused
Internal UUID01a0ae7e-d0f5-742a-b213-a4a6cea9de46 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046870
StatusPUBLIC

Content hashes

Canonical textae2c0fc78fe26aa125c68e60b17005fb2cc947248e2ee80028891958b4317cd7
Markdownc5943aec4efc967261635f6de7555afea63f1943d164d0f03570d2a22cac4534
PDF
Publication page142d611b20678fa7e79105d9cb361516df992980df1e910d963f12e86516246f
Manifestd4926ed84c985a347b1439e1766a0ffdb21e3f39aa4ec97b1d6cc490b26ae90d

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
SignatureHsSfdmdsi2DKHyFSoucroMVKR98p4Cw6n+Jw9nK/0BKhjhNNRUnALESl6UieH+qE2WucsnGOE0FhINFzn+P0AA==
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

2026-09-17T11:06:58.644964ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046870
observed 142d611b20678fa7e79105d9cb361516...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:58.627877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046870/manifest.json
observed d4926ed84c985a347b1439e1766a0ffd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:58.609156ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046870/publication.md
observed c5943aec4efc967261635f6de7555afe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:58.589471ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046870/publication.txt
observed ae2c0fc78fe26aa125c68e60b17005fb...
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.