OpenTechnical

OT-2026-000092535

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, single 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-2026-000092535) never changes.

Identity and time

Publication numberOT-2026-000092535 · never reused
Internal UUID01a0ae9d-b5fd-7e84-aeae-fa895d20d516 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092535
StatusPUBLIC

Content hashes

Canonical textd29c0e1ca41c9c3508324b14d704d086b583d50df5a3d32bb2cea8ed8ec5ddba
Markdowne85b90c5ccc6f70088c85c27fa0a3f740c7287971906573ac75fba369e8bd825
PDF
Publication page8b7e52f539f9e73facf22aea572283ef8550395dd212e0540f56f54818683e86
Manifest46f0e8dcdb7b80a150fb151cffc5e759fcd6472232976bd78614907337af528d

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
SignaturevQlq4sUBl3nbbSQmW1L3bAj7Lfc8iIVrb5cxhoXOOAHlps/7GNkG30vfqAcpPEnKl4Jk6o98H3iauxVUrrwOAg==
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

2026-09-17T09:41:06.899560ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092535
observed 8b7e52f539f9e73facf22aea572283ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:06.882416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092535/manifest.json
observed 46f0e8dcdb7b80a150fb151cffc5e759...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:06.864624ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092535/publication.md
observed e85b90c5ccc6f70088c85c27fa0a3f74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:06.846577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092535/publication.txt
observed d29c0e1ca41c9c3508324b14d704d086...
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.