OpenTechnical

OT-2026-000014725

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, 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-2026-000014725) never changes.

Identity and time

Publication numberOT-2026-000014725 · never reused
Internal UUID01a0ae6d-d093-76e0-b6c9-b5d46574f691 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014725
StatusPUBLIC

Content hashes

Canonical text3798ab4d3b2d1cccb87c3eb143f7148963a15a4a5dbc92445f4ac6947241f0f9
Markdown6dd1d595f86be01457bc90d95215b64f8bffd42dc88f3b1b65b8f7d92b4b5571
PDF
Publication pagef645e65cb1940e6a988cf5cba0463059b71f2f84d579e8e82a99be1a55d1c143
Manifestd2ae0a212445bb816ea3419725d57d02dfbc87f8799db0137502d0b364eaa7bb

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
SignatureNchVsFa0jYq9cYG4LsXsw0Jnvlzq74ownS5s6GTIr29ykRuVkhAt/lUd4t5PYgO67mRPQgXls86FLCqFa+XqDQ==
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

2026-09-17T12:06:35.785782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014725
observed f645e65cb1940e6a988cf5cba0463059...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:35.765169ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014725/manifest.json
observed d2ae0a212445bb816ea3419725d57d02...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:35.741549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014725/publication.md
observed 6dd1d595f86be01457bc90d95215b64f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:35.722139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014725/publication.txt
observed 3798ab4d3b2d1cccb87c3eb143f71489...
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.