OpenTechnical

OT-2026-000087323

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, sustained blow-off before set-down

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-2026-000087323) never changes.

Identity and time

Publication numberOT-2026-000087323 · never reused
Internal UUID01a0ae9a-cd4e-781c-b214-2846ebec33bb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:55.852518Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087323
StatusPUBLIC

Content hashes

Canonical text6b63d1438b030bb91d28d105c2175f1dd8213b0a4c4b0140dff44c53e751b61a
Markdown5a8586eb77c858f367a8793e9ea5ca423f418ac7e6cebd6beb31ecb9788eabc9
PDF
Publication page464c3b5f022aaa7a4371dfc01e558bf8f66d37c60e790b6ef93076328ef81022
Manifest2d41edfc6a86613d4d84ca09452a22f04165e072ab2df4c9fe7ce2e7c46bc328

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
SignatureHPMKpK5XFJo7l+ClUZsQteQ1BoQ+YjDb7mL32OdyQOR6BDrhYIhxX3OThHGN5eH3d0Oatwm24mYqYkV2gPg5Aw==
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

2026-09-17T09:50:29.370026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087323
observed 464c3b5f022aaa7a4371dfc01e558bf8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:29.366909ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087323
observed 464c3b5f022aaa7a4371dfc01e558bf8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:29.352718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087323/manifest.json
observed 2d41edfc6a86613d4d84ca09452a22f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:29.351101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087323/manifest.json
observed 2d41edfc6a86613d4d84ca09452a22f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:29.335976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087323/publication.md
observed 5a8586eb77c858f367a8793e9ea5ca42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:29.333604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087323/publication.md
observed 5a8586eb77c858f367a8793e9ea5ca42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:29.318943ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087323/publication.txt
observed 6b63d1438b030bb91d28d105c2175f1d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:29.317435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087323/publication.txt
observed 6b63d1438b030bb91d28d105c2175f1d...
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.