OT-2026-000021079
Publication integrity record
Three bellows cup vacuum gripper, three zone face, per zone isolation, pump fed, 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-2026-000021079) never changes.
Identity and time
| Publication number | OT-2026-000021079 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e5-7adf-8adf-430007695351 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021079 |
| Status | PUBLIC |
Content hashes
| Canonical text | 00defa6abdbbcb70157e97e50bf7de2c2bf11eedbf83bb5047cc7f3ee3491393 |
|---|---|
| Markdown | 5da3215e65bf6a79b6243f1bda05db9d73fba83cf290c5d7264539169e3e1b63 |
| Publication page | c3f695a9e6eae2e1262399f1de2262fc47af69d5c70eee50fb28defb295a7ef8 |
| Manifest | 5f84b0094a47cc4410ae8fda136f47904e427d8ffb07905032d85b58862bddf3 |
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 | 5nmMrogGcBYgYWRaUUsF5ZkKbmXOp2+3rlRWYwZ+5gLJsYGRm1d2022Gnewi4NIXm4z0xN5fit1S/x8mpWNhCg== |
| 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
| 2026-09-17T11:56:15.207744Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021079observed c3f695a9e6eae2e1262399f1de2262fc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:15.188568Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021079/manifest.jsonobserved 5f84b0094a47cc4410ae8fda136f4790...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:15.168602Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021079/publication.mdobserved 5da3215e65bf6a79b6243f1bda05db9d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:15.148984Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021079/publication.txtobserved 00defa6abdbbcb70157e97e50bf7de2c...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. |
|---|