OpenTechnical

OT-2026-000061333

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, vented after 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-2026-000061333) never changes.

Identity and time

Publication numberOT-2026-000061333 · never reused
Internal UUID01a0ae8b-1384-7e0c-9fda-625d4ec00af9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061333
StatusPUBLIC

Content hashes

Canonical text92bbd51937558490f9e73c4f9a575e51d5fbad2f0f23a37872da09f9aabdd82e
Markdown4cfbd807e1b62781895accd9ba64848aa7418665a811db1fd795af8edf1ee6ab
PDF
Publication pagefac51e63abfc3c734c2a95bf506485f2b6e6c7011091cfd209145c14d32d2a58
Manifest82da9427e0e124d8f93173963ca416a36d11b7f11ae2020259917501775ae5c0

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
Signature7IARSQ/BotwuPsPHyeYhCQbzoxybXfGA66iSF/1jEjZMAK+4yuXcYEF1tpWH8wVTDoN/BPpkoBYCRFsr+DdtBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:42:46.314732ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061333
observed fac51e63abfc3c734c2a95bf506485f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:46.297390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061333/manifest.json
observed 82da9427e0e124d8f93173963ca416a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:46.276344ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061333/publication.md
observed 4cfbd807e1b62781895accd9ba64848a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:46.259567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061333/publication.txt
observed 92bbd51937558490f9e73c4f9a575e51...
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.