OT-2026-000018515
Publication integrity record
Three cup vacuum gripper, three zone face, six outlet manifold, plant vacuum 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-2026-000018515) never changes.
Identity and time
| Publication number | OT-2026-000018515 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-b48a-7334-b3b6-8a471d486897 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:45.971508Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018515 |
| Status | PUBLIC |
Content hashes
| Canonical text | 048330711761d7e10f1556898094be983d47241d9bf764dc0acefad0b95acf7d |
|---|---|
| Markdown | 4213d2a46b29d3bd0918362fbe5b6ee22aa6758290d5a2459293550d773ea46a |
| Publication page | bb119d84c71957f1b89c991c2cd0034a6e8a65d791563bcfe2b6ba0a63349b70 |
| Manifest | 63153a7ea634cd015c14b58a906ec0ffd8d5278ecdafdd31faabbc569e46a06d |
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 | 1SAuxy1DOUGrOIzrD+9co0ZK18YiN+YSmgIXoRhM+t5Xa53QJ2dgp1hxWR2Bz2kzZiFrI0mTha+knwGO1od6AQ== |
| 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
| 2026-09-17T12:01:17.243178Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018515observed bb119d84c71957f1b89c991c2cd0034a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:01:17.225291Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018515/manifest.jsonobserved 63153a7ea634cd015c14b58a906ec0ff...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:01:17.207201Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018515/publication.mdobserved 4213d2a46b29d3bd0918362fbe5b6ee2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:01:17.187675Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018515/publication.txtobserved 048330711761d7e10f1556898094be98...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. |
|---|