OpenTechnical

OT-2026-000023502

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, 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-2026-000023502) never changes.

Identity and time

Publication numberOT-2026-000023502 · never reused
Internal UUID01a0ae70-7269-726e-bcfa-e89be341b788 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023502
StatusPUBLIC

Content hashes

Canonical text1218c0a039de1bf5eba48f59844b87ec96d3aef681ec192a8b9ab0b92037074b
Markdown0c916bffddf489fe28b368340c1d58ab854bccf5368833e43a4ff81b81d053bc
PDF
Publication page30749822ac37892b2eb5c136dbf3baed69e90aec1c7942445ef85c76ce4f70a4
Manifest62c9cc504460e4cb1757703b77ce87ede0f14221a19f646f390ac4ce6982aff8

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
SignaturedfEXw5e1VOrHkpa/w3t/RPSxjd2MZFiIlzjAeSvNb/OMt6eT2r00P6mNpmDMQsQ0jep6F/hvCI3S/zfZl7zyAg==
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

2026-09-17T11:51:44.098045ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023502
observed 30749822ac37892b2eb5c136dbf3baed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:44.081597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023502/manifest.json
observed 62c9cc504460e4cb1757703b77ce87ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:44.063242ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023502/publication.md
observed 0c916bffddf489fe28b368340c1d58ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:44.046974ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023502/publication.txt
observed 1218c0a039de1bf5eba48f59844b87ec...
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.