OT-2026-000053505
Publication integrity record
Single cup vacuum gripper, common isolation valve, three stage ejector, supply line pressure sensor, vented 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-2026-000053505) never changes.
Identity and time
| Publication number | OT-2026-000053505 · never reused |
|---|---|
| Internal UUID | 01a0ae85-0a92-7902-bc0a-08ba9f0fb8ad · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:09.762364Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053505 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2cf9adf0ec60acd1b7b7d6b28294ca670480ccf41403265720893c4ff173ed29 |
|---|---|
| Markdown | 2aa0b00a455238ef22e0346d918ff5c3900e6e3d368f2755acf1d150b4391517 |
| Publication page | e8f9ce8717de41193c3d64d4e43cdfeef0c606cdc5dd3948cc9689dabf3e60f5 |
| Manifest | 7c6e11a6316fdfd8cc26de8b9bd54e728bfbad701ccc98f818f45bd32b4507b9 |
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 | axi9+71p0ggpThYMqSRW1fQa24lD0kEmTtkDkVXixiyjhszdEHyPWQiSI41WqexsPCKKaoy8Nd0AcAZWH1VaDQ== |
| 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... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:55:20.911072Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053505observed e8f9ce8717de41193c3d64d4e43cdfee...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:55:20.893448Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053505/manifest.jsonobserved 7c6e11a6316fdfd8cc26de8b9bd54e72...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:20.876597Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053505/publication.mdobserved 2aa0b00a455238ef22e0346d918ff5c3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:20.859651Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053505/publication.txtobserved 2cf9adf0ec60acd1b7b7d6b28294ca67...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. |
|---|