OpenTechnical

OT-2026-000062928

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, supply line pressure sensor, sustained blow-off after 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-2026-000062928) never changes.

Identity and time

Publication numberOT-2026-000062928 · never reused
Internal UUID01a0ae8c-94a8-72d5-8823-41b41d4032e3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062928
StatusPUBLIC

Content hashes

Canonical text6cf53877c951c944b5ca194a302bd30582d9188365efb9ad724f747caa599fd7
Markdowna24b056bf1fd430f5eeb5ac89a001edd8d2d036e1d4be9aec63cb49fcb8540c5
PDF
Publication pageebcb3e2e91dea03bb3a3b7f6a432c34b8de0c3852c5fea8b58d0c3212bc73b38
Manifestc28a479bc8d4518ed54df1308673d58dcab5b76cade6ff7f9f0ce8ba5efb81ff

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
SignatureSP2WbuhiNkc5F9Z7b6sQn4aqwn5iBGPep1YWUtX9MVzucwg5wTkDWI4M3MAm5kkVu5eiP2xoFfGydkodu2qsCQ==
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

2026-09-17T10:40:18.796645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062928
observed ebcb3e2e91dea03bb3a3b7f6a432c34b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:18.777709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062928/manifest.json
observed c28a479bc8d4518ed54df1308673d58d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:18.758268ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062928/publication.md
observed a24b056bf1fd430f5eeb5ac89a001edd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:18.738801ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062928/publication.txt
observed 6cf53877c951c944b5ca194a302bd305...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:39.021811ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062928
observed ebcb3e2e91dea03bb3a3b7f6a432c34b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:39.005740ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062928/manifest.json
observed c28a479bc8d4518ed54df1308673d58d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:38.987588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062928/publication.md
observed a24b056bf1fd430f5eeb5ac89a001edd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:38.969850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062928/publication.txt
observed 6cf53877c951c944b5ca194a302bd305...
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.