OpenTechnical

OT-2026-000023205

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, 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-2026-000023205) never changes.

Identity and time

Publication numberOT-2026-000023205 · never reused
Internal UUID01a0ae70-7267-78a6-aba2-256609e03d01 · 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-2026-000023205
StatusPUBLIC

Content hashes

Canonical text5cabe5633a8bb9c3cb6de4236392f41f726c87c1147e5f4ee957e2aea63f9dc1
Markdown730a0973f66876f980a849d2136bea93a30aad92f2b16d4084bb14b20b8d8249
PDF
Publication page5e57c9e1aa115107da2961866f7d9740e5033524b467d13e414736f756ee39f7
Manifestdde85f193e0170f550a218801f06a225c53cb7c2cc0736a9e07e49aeb4c5cf50

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
SignatureAi4JICCXsD1BTaTxpgSRwnYpFFR3eo/zkAvQ8l+KtsnrdG9jht4O/WAm7e892LbbsWt6Wd+LmFd1tS3ihyV7Cw==
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

2026-09-17T11:51:09.683448ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023205
observed 5e57c9e1aa115107da2961866f7d9740...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:09.666394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023205/manifest.json
observed dde85f193e0170f550a218801f06a225...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:09.648545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023205/publication.md
observed 730a0973f66876f980a849d2136bea93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:09.629149ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023205/publication.txt
observed 5cabe5633a8bb9c3cb6de4236392f41f...
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.