OT-2026-000022529
Publication integrity record
Single cup vacuum gripper, plant vacuum 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-2026-000022529) never changes.
Identity and time
| Publication number | OT-2026-000022529 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-f4fe-7ad2-ae85-a418d8a76c5c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:07.953226Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000022529 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6f5d6ca79573f2c133855cd141dca1ce52c1ce7da5236613e9e63839745a46c8 |
|---|---|
| Markdown | 03c508a66ef4b7a3606d16c7676201a0a6e394b90270080a4cc3e0d715a9e231 |
| Publication page | 8f77a91acd6a15233c82047dc99a69b4e013e3cc671393ef138eb32c785aa2ec |
| Manifest | 543127c94cffbe5e7bd088a9ce398493c25630eb4c82ad28ebda4cc910ee3d77 |
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 | rlXViGPooZGH2JNpSc5qDkbSvgd5/XEAoneRWlEjcS+GebPS4N2wLeFmAN+2BlycDBAKZ6wmXu7a7+QcZ5opCg== |
| 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
| 2026-09-17T11:53:57.727087Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022529observed 8f77a91acd6a15233c82047dc99a69b4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:53:57.708990Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022529/manifest.jsonobserved 543127c94cffbe5e7bd088a9ce398493...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:53:57.690003Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022529/publication.mdobserved 03c508a66ef4b7a3606d16c7676201a0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:53:57.671361Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022529/publication.txtobserved 6f5d6ca79573f2c133855cd141dca1ce...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. |
|---|