OpenTechnical

OT-2026-000002776

Publication integrity record

Mobile robot providing reality capture and metrology grade geometric measurement for supporting surveillance and metrology applications

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-2026-000002776) never changes.

Identity and time

Publication numberOT-2026-000002776 · never reused
Internal UUID01a0a67e-b5e2-7a80-ac8a-36e73a691779 · UUIDv7, RFC 9562
Publication timestamp2026-09-15T19:15:17.090686Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000002776
StatusPUBLIC

Content hashes

Canonical textf821493f06df24a93a88ca57b32f15ae4633c817952267241df1ad86c7d81d21
Markdown2ba104d3f5fc056b85dd19cf37bf79634b0b3d83f357b637b7ba3b8e6eb79ed9
PDF
Publication pagef78cdba31928a6fb79ddc2157b327088dd08e551a82304a11d88f8ef08d836cd
Manifest0dc51a55eb25dd759b5633ea540020cd60b1a456247b267fb13a87eb41a21b97

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
Signatureaqtx/LGHjzF8ccXtCMIGiIZdFYZdvFtW9VBAk0/bopavZoLaI20esglil7/N8HGhzQfeOK+wBRuvEZ4otRO8Dw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-15T19:27:02Z
batch OT-TS-2026-W38-002 · RFC 3161 token · inclusion proof
root 2d7e364e718bd6a32072ec57f9edc195...

Independent retrieval

2026-09-16T04:23:03.396123ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000002776
observed f78cdba31928a6fb79ddc2157b327088...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T04:23:03.381045ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000002776/manifest.json
observed 0dc51a55eb25dd759b5633ea540020cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T04:23:03.366759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000002776/publication.md
observed 2ba104d3f5fc056b85dd19cf37bf7963...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T04:23:03.329796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000002776/publication.txt
observed f821493f06df24a93a88ca57b32f15ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-15T19:20:35.149678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000002776
observed f78cdba31928a6fb79ddc2157b327088...
fetched by instance-3.rotem.ai from 127.0.0.1, which resolved the name to 35.239.157.139
2026-09-15T19:20:34.996201ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000002776/manifest.json
observed 0dc51a55eb25dd759b5633ea540020cd...
fetched by instance-3.rotem.ai from 127.0.0.1, which resolved the name to 35.239.157.139
2026-09-15T19:20:34.984065ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000002776/publication.txt
observed f821493f06df24a93a88ca57b32f15ae...
fetched by instance-3.rotem.ai from 127.0.0.1, 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

OT-CUSTODY-2026-W38OpenTechnical-Custody-2026-W38.tar.zst
f2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent