OpenTechnical

OT-2026-000083393

Publication integrity record

Three bellows cup vacuum gripper, three zone face, plant vacuum fed, sustained blow-off before set-down, on a tool changer

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-2026-000083393) never changes.

Identity and time

Publication numberOT-2026-000083393 · never reused
Internal UUID01a0ae97-c964-7f21-bd2c-6478a5c57950 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083393
StatusPUBLIC

Content hashes

Canonical text01eb0cb0e8db535f403a0be988406befd57f12b334da9adedc1bd949f9a810fa
Markdownf9e2c562ac0529ab8d19a30928c80bfd59320b65315cf76a8464a8e96fb26813
PDF
Publication page7fdaae3c248846a23b847463b766227d63c03f3f48705dc9a8d1583c9dce3c8e
Manifestda47be471cef0c54ceabe7bba9a16c1d5f37bf25fa3c752dcb342da01aa7d066

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
SignatureDjpLdDbFgTE72cR+42vTsN80TSuBS8rbNAAr6c/F/SiN2aOysDcvosv5QUPxFDpcELlL0F7AxHwvX3kkZrx5CQ==
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

2026-09-17T10:00:50.794345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083393
observed 7fdaae3c248846a23b847463b766227d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:50.772100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083393/manifest.json
observed da47be471cef0c54ceabe7bba9a16c1d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:50.749863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083393/publication.md
observed f9e2c562ac0529ab8d19a30928c80bfd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:50.728033ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083393/publication.txt
observed 01eb0cb0e8db535f403a0be988406bef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:48.007191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083393
observed 7fdaae3c248846a23b847463b766227d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:47.990588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083393/manifest.json
observed da47be471cef0c54ceabe7bba9a16c1d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:47.974379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083393/publication.md
observed f9e2c562ac0529ab8d19a30928c80bfd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:47.958275ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083393/publication.txt
observed 01eb0cb0e8db535f403a0be988406bef...
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.