OpenTechnical

OT-2026-000052067

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, pressure sensor per zone, pulsed 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-2026-000052067) never changes.

Identity and time

Publication numberOT-2026-000052067 · never reused
Internal UUID01a0ae83-e78f-7040-a469-19db9d3c377f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:55.233643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052067
StatusPUBLIC

Content hashes

Canonical text95a2f0005fccf92a5c54052f7b778b336a37a0d34653ba70ebbfa7edbe1c8b23
Markdowndc2b8a76f9adbf8e5e04ec08951890dc0bff8440fdba4801d4e94f3a7bf7b97c
PDF
Publication pagecd434461dedcf29b773663da3499317b70fae8b68b53dade83a945f1a646d8c9
Manifest2f386daf27fff73c59b37c695eb73ff970ef64ca0f4059a23f3bd3f735a3e8b8

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
SignatureGVyLzAXS5jZS7zhr4qwPLohLaEdpEup7CT+RUulxY1PkCTjMpSpKW/6yn6iDaXwyG2H0TeTsrPiQZUos3FINDQ==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:57:35.476311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052067
observed cd434461dedcf29b773663da3499317b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:35.458007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052067/manifest.json
observed 2f386daf27fff73c59b37c695eb73ff9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:35.434264ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052067/publication.md
observed dc2b8a76f9adbf8e5e04ec08951890dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:35.417428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052067/publication.txt
observed 95a2f0005fccf92a5c54052f7b778b33...
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.