OpenTechnical

OT-2026-000092269

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three stage ejector, supply line pressure sensor, 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-2026-000092269) never changes.

Identity and time

Publication numberOT-2026-000092269 · never reused
Internal UUID01a0ae9d-875b-7a70-8960-7c2201018257 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:54.538201Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092269
StatusPUBLIC

Content hashes

Canonical text3996091ac39689f2f194069fd0e1af7beda480e70f0dacc0fbe809c25f2c627f
Markdownac92960f9d11e6948a078a213820c63e935a1a6f43a851486a5d50c964724df0
PDF
Publication page9279ae7ab16974fadd5740ad6ab6caae47d3aa8f049621228f7ceef967c1a49d
Manifest2abd72084ec2e67115b706714a540d81ae859ab93188b8b38db6ca087f4fcc78

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
SignatureWaPGJxrnoY+aK5jw1RIC2QisjmpqlCTc+RdzGiu62/pF8w/aOaFnhj/cKBzSPsz1wjatlr2blBWyfVZgFlxeCw==
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

2026-09-17T09:41:47.953588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092269
observed 9279ae7ab16974fadd5740ad6ab6caae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:47.936942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092269/manifest.json
observed 2abd72084ec2e67115b706714a540d81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:47.919461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092269/publication.md
observed ac92960f9d11e6948a078a213820c63e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:47.901792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092269/publication.txt
observed 3996091ac39689f2f194069fd0e1af7b...
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.