OpenTechnical

OT-2026-000101408

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, pressure sensor per zone, 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-2026-000101408) never changes.

Identity and time

Publication numberOT-2026-000101408 · never reused
Internal UUID01a0aea4-0e13-79e5-b078-f273e7adc662 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101408
StatusPUBLIC

Content hashes

Canonical text1cb11e66ccc08f1e387721964d8aa0ae79d3b0415af1f10c571319456535b621
Markdown9084a3b6635ec604d479861c868ba9d5a95d6aa5b911b6db974b4f5c36dd6ba8
PDF
Publication pagee2bd64f437135cbe1e9d3966982afa1cf5d7c6511a0bb755e82d1d964fafec34
Manifest26fcee2c89204f5f7251c616707f6bb1b5be25453f2cf2f82b5aa9d5cc0a5151

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
SignatureGJAGokNWC7FNUXS6l2YXzdZ1QM/4PcxOD8Llk1+loSYfRoCrHOH5/uqvanBWCnJU2FXV4hAeMT4lwFFw+ik4Ag==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:25:57.036600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101408
observed e2bd64f437135cbe1e9d3966982afa1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:57.017825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101408/manifest.json
observed 26fcee2c89204f5f7251c616707f6bb1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:56.997817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101408/publication.md
observed 9084a3b6635ec604d479861c868ba9d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:56.979231ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101408/publication.txt
observed 1cb11e66ccc08f1e387721964d8aa0ae...
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.