OpenTechnical

OT-2026-000071362

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, vented 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-2026-000071362) never changes.

Identity and time

Publication numberOT-2026-000071362 · never reused
Internal UUID01a0ae91-e0ed-7d6c-a0fe-b695349fdffe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:11.039722Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071362
StatusPUBLIC

Content hashes

Canonical text807f75c8e1fc42a7f8034d65ba901a723dee4db98759ff687bfb3c387f8f1606
Markdownc74059b104361f30bea69b128ed81f8b264098e7fd4fed4a70e1ba042574403a
PDF
Publication page5f6e1fd7e474ee2e32545d001eb6f10503f6a17b40a87e175581f217e4eedbea
Manifest66b92fb2e710fb3e618f163b0f22f7f74ae4e790f44b7aa2d61b0eecde3422c6

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
SignatureOqhQ1XBFayjxSV05HqULtk24gzUezAnnkI64hT4qhAOKs6fRvpesqjROMqv7rAI2Yd6uo5OPEjk7XePA74F0Ag==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:24:58.381392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071362
observed 5f6e1fd7e474ee2e32545d001eb6f105...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:58.362981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071362/manifest.json
observed 66b92fb2e710fb3e618f163b0f22f7f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:58.345023ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071362/publication.md
observed c74059b104361f30bea69b128ed81f8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:58.326292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071362/publication.txt
observed 807f75c8e1fc42a7f8034d65ba901a72...
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.