OpenTechnical

OT-2026-000024870

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, pump fed, 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-2026-000024870) never changes.

Identity and time

Publication numberOT-2026-000024870 · never reused
Internal UUID01a0ae71-2727-7592-8414-017c532f16cf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024870
StatusPUBLIC

Content hashes

Canonical texta9e306af91456829ae3b67f5d07ec7c47144aee2154414ef5592a4e580977093
Markdown32a0f55a2cdf4403f57f0db29313fa3a5ee02937316214110e12bbc49ee0567f
PDF
Publication page179af81dc434f1771f126bc6e0198e67127012a68b8ee397d6f53e83aaf7c277
Manifest4f1090f715f3e3768dc311749a6ee69ede51b6f590e1a0de0d7022afbaf291cf

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
SignatureKezjG3+6Q98zhUo03pQiJEp3WSi6DbDy4e6YGo7F1FQequ06Po2BF+XR9p7NCapXC+DDz22xGHWX+zSsnfYKAQ==
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

2026-09-17T11:48:11.193562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024870
observed 179af81dc434f1771f126bc6e0198e67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:11.174820ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024870/manifest.json
observed 4f1090f715f3e3768dc311749a6ee69e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:11.158946ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024870/publication.md
observed 32a0f55a2cdf4403f57f0db29313fa3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:11.139959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024870/publication.txt
observed a9e306af91456829ae3b67f5d07ec7c4...
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.