OT-2026-000015888
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, pulsed 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-2026-000015888) never changes.
Identity and time
| Publication number | OT-2026-000015888 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-0c4c-7eda-a27f-1c97f689e402 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:02.846253Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000015888 |
| Status | PUBLIC |
Content hashes
| Canonical text | cc1c6c40fd116ede16d32c13a6329abd40a5751e5d1768d91e524162cb23a9a9 |
|---|---|
| Markdown | 287e6b9dc35e8bef4605559ac62eb271801a783b1b05c48190c30404100c5dbd |
| Publication page | 3d7e4bee5cc4a2a63fee36b763aeb893d424c8fd75b0c912b9533dfc6ba5afa4 |
| Manifest | 8592a5ae168379a1c53af9aa83bc6b253ad572d43976374552b573851873570a |
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 | 4z/7MhYeLU5QLoTRCuiffoU1k32Km4/qkIIcDi7nwnPG2HBFoXj5DbmIH93UFo9GpoGXJ/oK5CCqHKuTcgHoBQ== |
| 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
| 2026-09-17T12:05:20.530271Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015888observed 3d7e4bee5cc4a2a63fee36b763aeb893...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:05:20.511258Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015888/manifest.jsonobserved 8592a5ae168379a1c53af9aa83bc6b25...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:20.492496Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015888/publication.mdobserved 287e6b9dc35e8bef4605559ac62eb271...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:20.472078Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015888/publication.txtobserved cc1c6c40fd116ede16d32c13a6329abd...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. |
|---|