OT-2026-000052658
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, 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-2026-000052658) never changes.
Identity and time
| Publication number | OT-2026-000052658 · never reused |
|---|---|
| Internal UUID | 01a0ae84-573c-7527-8543-86d9e7074479 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:23.819394Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052658 |
| Status | PUBLIC |
Content hashes
| Canonical text | c4d48a8be8b1ac5e6860754e2cd546301e014d87760c9d382de119378d6ca206 |
|---|---|
| Markdown | c1dddaa33c588977813eff1fa211646b6afbad3418e76eb3c980cab6497c358b |
| Publication page | da8f2ba667231398498d181e691f5c799d237c3d41e946f4a1d509afe2afec39 |
| Manifest | 9b2431867b833f4a75d47a6c11a4ae1b3329aef50c4ec087e289f7cb45fc79aa |
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 | ++Sg9g5/IAVX2B2RHDtP/0sDfkAyOAP5VMwD+cZM5NX7w0zu0XRveXgNqcnWfG0qb+1hap6+/kxf2eO0nvaFBQ== |
| 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
| 2026-09-17T10:57:20.500185Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052658observed da8f2ba667231398498d181e691f5c79...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:20.482063Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052658/manifest.jsonobserved 9b2431867b833f4a75d47a6c11a4ae1b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:20.463608Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052658/publication.mdobserved c1dddaa33c588977813eff1fa211646b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:20.442798Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052658/publication.txtobserved c4d48a8be8b1ac5e6860754e2cd54630...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. |
|---|