OpenTechnical

OT-2026-000063210

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, vented 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-2026-000063210) never changes.

Identity and time

Publication numberOT-2026-000063210 · never reused
Internal UUID01a0ae8c-94ab-70bb-833b-498dfbbbbb60 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063210
StatusPUBLIC

Content hashes

Canonical text68f4ca3eaab738bb895d3b5dbc2f838e48db81271b123ff8a6e8cb6a757c7956
Markdown47fcc73b076e40f86e926a3983eafc2b26575590988b16d25735a2b363d50bee
PDF
Publication page6d028ffa635137325428a65aac69c5dc903447e2b0e6aaaa0fbe600cb94714b9
Manifestd77718c73bef49729a8e5a67eb1e64b455c72b3b78909df05c7045932a582309

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
SignatureNO3/7IPWdmYBgCIjy6Kh/itdp070el7dEqTqpVssOHQobBMYUxBlC+6qAfvgIaz4HI8nFzhlRRMRgZcEZgHnAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:39:05.069572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063210
observed 6d028ffa635137325428a65aac69c5dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:05.049921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063210/manifest.json
observed d77718c73bef49729a8e5a67eb1e64b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:05.029709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063210/publication.md
observed 47fcc73b076e40f86e926a3983eafc2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:05.012223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063210/publication.txt
observed 68f4ca3eaab738bb895d3b5dbc2f838e...
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.