OT-2026-000056724
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, sustained blow-off after 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-2026-000056724) never changes.
Identity and time
| Publication number | OT-2026-000056724 · never reused |
|---|---|
| Internal UUID | 01a0ae87-7af6-77e3-a62c-f207525e5165 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:49.577818Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056724 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1f205d07f3bc7206d57c290ab0e3329247b6d63d3f2f0ecaf7b6484c2b18620f |
|---|---|
| Markdown | 32d321ccfbb9907b54726e51b56525fee3fc7e0f82e6c4d471da9342a5731222 |
| Publication page | cfb3d6029f6a32b09a8b7d1a0779158d8e1bbfe2a855046f0907ec1a14e9da41 |
| Manifest | 340b9bf73f4aba8b3a46b8138872862c63694f6c8a0850948109f8d2be1728cf |
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 | ye3/vqvI+QDNjeszJbAvx28DTl1kfcV1zDD6Zw8lOExfQQNtmKWB6qpTz+qoYaJThG0f/CnKp3WXesBaVymSDA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:50:09.578077Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056724observed cfb3d6029f6a32b09a8b7d1a0779158d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:50:09.559446Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056724/manifest.jsonobserved 340b9bf73f4aba8b3a46b8138872862c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:09.542695Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056724/publication.mdobserved 32d321ccfbb9907b54726e51b56525fe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:09.523671Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056724/publication.txtobserved 1f205d07f3bc7206d57c290ab0e33292...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. |
|---|