OpenTechnical

OT-2026-000003373

Publication integrity record

Apparatus for holding by suction and conveying

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-2026-000003373) never changes.

Identity and time

Publication numberOT-2026-000003373 · never reused
Internal UUID01a0a6b8-1b55-7d05-a8b2-95fa62807f49 · UUIDv7, RFC 9562
Publication timestamp2026-09-15T20:17:58.613495Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000003373
StatusPUBLIC

Content hashes

Canonical text1b7e35298c6595cfe35de7096c33fba35595a9172c264b802e7ada20824fa4f5
Markdownd28b2f8d9755ebc4abf08d08edfc962688951b1904587c96fed3d7adfb75737a
PDF
Publication pagea30bde05754fc28bcf1a0739b03145c163864c16167efabbd16cfd37c1c7d3a3
Manifestaf5d788e5eec8a1c8e6030c5642fb1278e37971cd47d77c6e9304fea9bbbb6d7

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
Signature4T+OP5uxb/vzNsiCiW6e5+xbOFbx3h0hmkj7NWNuZkhp/U4ZJoCRojnY6xAzwtq3YEf7yWtr4ClMJ7yx1prIAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-15T20:27:02Z
batch OT-TS-2026-W38-005 · RFC 3161 token · inclusion proof
root 0d980c01ea01b2d7f69845e24a85320c...

Independent retrieval

2026-09-28T00:41:18.522710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003373
observed a30bde05754fc28bcf1a0739b03145c1...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-28T00:41:18.419533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003373/manifest.json
observed af5d788e5eec8a1c8e6030c5642fb127...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-28T00:41:18.248896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003373/publication.md
observed d28b2f8d9755ebc4abf08d08edfc9626...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-28T00:41:17.930468ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003373/publication.txt
observed 1b7e35298c6595cfe35de7096c33fba3...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-16T04:23:10.444963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003373
observed a30bde05754fc28bcf1a0739b03145c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T04:23:10.431008ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003373/manifest.json
observed af5d788e5eec8a1c8e6030c5642fb127...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T04:23:10.418678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003373/publication.md
observed d28b2f8d9755ebc4abf08d08edfc9626...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T04:23:10.404526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003373/publication.txt
observed 1b7e35298c6595cfe35de7096c33fba3...
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

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