OT-2026-000061453
Publication integrity record
Single cup vacuum gripper, plant vacuum fed, vented 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-2026-000061453) never changes.
Identity and time
| Publication number | OT-2026-000061453 · never reused |
|---|---|
| Internal UUID | 01a0ae8b-7b43-72fe-a3c4-5590733c489d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:46:11.808334Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000061453 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6b4f7c7be22a404832cb67641a46a32fe6209d7684edcd548a3b0f3c31ce90a6 |
|---|---|
| Markdown | 413f88f3958db995cdd6fcce77781d08c381d9afd444fd09d098baa6e818da7f |
| Publication page | 86c019ae307bde798511be9e5e26cee9b69b9412fc1abe753b7dd2b7b52d5830 |
| Manifest | a16febf0a33717c8fde632b352289f9ec04e52320755e75b6babe95907d219ea |
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 | gQ5HwW/DVStUs4vAJtdtXURkYfaauu8r1fMQYkdPdnZniLcGD2neRr5Z4mAI0dl4HAH93bcImFXJTwoGzJtnAg== |
| 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... |
|---|
Independent retrieval
| 2026-09-17T10:41:20.119909Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061453observed 86c019ae307bde798511be9e5e26cee9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:41:20.103417Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061453/manifest.jsonobserved a16febf0a33717c8fde632b352289f9e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:41:20.087073Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061453/publication.mdobserved 413f88f3958db995cdd6fcce77781d08...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:41:20.069271Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061453/publication.txtobserved 6b4f7c7be22a404832cb67641a46a32f...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. |
|---|