OT-2026-000019547
Publication integrity record
Foam pad vacuum gripper, three zone face, 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-2026-000019547) never changes.
Identity and time
| Publication number | OT-2026-000019547 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f394-7ce2-8a76-3f24467c3dd3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:02.050431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019547 |
| Status | PUBLIC |
Content hashes
| Canonical text | 12836c8d325a0f05f5a5340b694363fe0ffb22046a60501274d2ea3447313be3 |
|---|---|
| Markdown | 1c1903d763c3f1b1e47c17ad5b3579864973b32df43b8597576fc05cd9ff03cb |
| Publication page | 9f6d8d1cd966cedfeb42bf326a81a0e903ad6f58f9560680cdc7e9d27d3f75c9 |
| Manifest | 8b577e95eef813eca896f9de4d2601d0407b77882f3b51da49c0fed7a01e042a |
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 | 9Ls5JHNFeelJYBK/ORN4oF90FQz2ZHN3/oZKMBmLAW9WwKvrWwiLoJOFV9tFVWQnDr1scUMGbiVfqtwjGvyxAQ== |
| 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
| 2026-09-17T11:58:59.313623Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019547observed 9f6d8d1cd966cedfeb42bf326a81a0e9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:59.295224Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019547/manifest.jsonobserved 8b577e95eef813eca896f9de4d2601d0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:59.277403Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019547/publication.mdobserved 1c1903d763c3f1b1e47c17ad5b357986...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:59.260027Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019547/publication.txtobserved 12836c8d325a0f05f5a5340b694363fe...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. |
|---|