OpenTechnical

OT-2026-000022726

Publication integrity record

Foam pad vacuum gripper, plant vacuum fed, sustained blow-off before set-down

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-2026-000022726) never changes.

Identity and time

Publication numberOT-2026-000022726 · never reused
Internal UUID01a0ae70-46e9-794a-85f2-cb06ebc784fb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:28.929798Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022726
StatusPUBLIC

Content hashes

Canonical text73b86699115f653eeb06ca11480f1d8efc4a61fc33eaea4df212cea60e23cc09
Markdown5bb98b1e3e9ce57195a08588b40cbb15e2e518ead92b4c330cd0ae6e1470209a
PDF
Publication pagec65c84e710cdba636147448f8e4b286e34cdc44f6f24ef06dc71ad6a2443302a
Manifest8306b96639a7b48722df246b0b3c54e8d41e757f6b140fedd3d73a01fd9a80c2

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
SignaturePKeIwkwYJERMbmKUY2gBY9pxem3Ypr9AQ6afd75WDf+juaN+Z7dnVrkN3ADHZrOUGumqzZmxvvdr2FLOTn3/AQ==
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

2026-09-17T11:52:13.746718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022726
observed c65c84e710cdba636147448f8e4b286e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:13.726716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022726/manifest.json
observed 8306b96639a7b48722df246b0b3c54e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:13.707619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022726/publication.md
observed 5bb98b1e3e9ce57195a08588b40cbb15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:13.687232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022726/publication.txt
observed 73b86699115f653eeb06ca11480f1d8e...
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.