OpenTechnical

OT-2026-000085494

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, 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-2026-000085494) never changes.

Identity and time

Publication numberOT-2026-000085494 · never reused
Internal UUID01a0ae99-aaac-7ef5-9251-613e6f9a9d39 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085494
StatusPUBLIC

Content hashes

Canonical text2f7bca7cad081cdc464d04be8419bebb942d990e7ea859df6391bff56c8011bc
Markdown9ef2c34c32f56aa93cf77f81084a2a804a2490a6ce2032752c0f1c483d04e6b7
PDF
Publication pagedc7e95a221f85360d499e0a626bc39703766afbc1c06ee33568b7685360fe2a9
Manifestcc0fffa64416d092c212ae3bf05b078d0c30ede2c7038fb8cb5c181d618ef971

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
Signature6f0I9/fweb5vTlomQes071DV0w1AybNC9oKAxNV4h2WUMlOLzfmG/c/QH08lnYtOzMCbe7D4mn5dejbRP3Y1Ag==
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

2026-09-17T09:54:17.658039ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085494
observed dc7e95a221f85360d499e0a626bc3970...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:17.637344ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085494/manifest.json
observed cc0fffa64416d092c212ae3bf05b078d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:17.619431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085494/publication.md
observed 9ef2c34c32f56aa93cf77f81084a2a80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:17.600254ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085494/publication.txt
observed 2f7bca7cad081cdc464d04be8419bebb...
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.