OT-2026-000029104
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, pump fed, 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-2026-000029104) never changes.
Identity and time
| Publication number | OT-2026-000029104 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2a9f-7c52-ac47-6c044ad8c5f4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:38.288761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029104 |
| Status | PUBLIC |
Content hashes
| Canonical text | ac2d17deed4bea39d38915fea4eb49575e678b16945fd088e46943a72fee8350 |
|---|---|
| Markdown | 4621078e8d6419803d97d96ef627a2bf54ed63668b72d885d8a3c15524499d6e |
| Publication page | b27cc90c2182d0896ee0f6c5a620ce8559c628702c47b6d91c8734e89b489b1d |
| Manifest | 09fa19b4c6a7cb0c0eae2d1191c957cea4779d9ece1aebaa35f67c0ab92c7567 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | GgDXM392mZSM0KsaTAnxzwjQNiXI2Lc1hxabHILTW8dx4DqeS3fZWF6K45NjQ39/9jcz546t+gl8pg9/ynkXDw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T08:20:51.506500Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029104observed b27cc90c2182d0896ee0f6c5a620ce85...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:20:51.488946Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029104/manifest.jsonobserved 09fa19b4c6a7cb0c0eae2d1191c957ce...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:51.471228Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029104/publication.mdobserved 4621078e8d6419803d97d96ef627a2bf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:51.453032Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029104/publication.txtobserved ac2d17deed4bea39d38915fea4eb4957...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 archive | Pending 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 package | Pending Custody packages are produced weekly. |
|---|