OT-2026-000043287
Publication integrity record
Three cup vacuum gripper, three zone face, four outlet manifold, pump fed, manifold pressure sensor, 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-2026-000043287) never changes.
Identity and time
| Publication number | OT-2026-000043287 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-327d-7d8e-b0bb-6f5f75758e2b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:28:24.717423Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000043287 |
| Status | PUBLIC |
Content hashes
| Canonical text | a889cd8b6b30017395c176129a005b83ed7b4103be1a95aedf3d79f3510076ca |
|---|---|
| Markdown | 5cc4d9e4e69e3c4fedf6ffd91df37bbe590780e1390ac37f1e98564ac75f2218 |
| Publication page | 74a2f645886cac585292bfaf980ab86f4d06918463428e4f7ca9f04e5825ab96 |
| Manifest | 4faeacd981edee555e48a0a165ba1663a78cd4739be58072cce9ab8ef3231813 |
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 | C/zXxI8Ck4raI5LEeq8F2uZEeTei04L9m5pQ+3G55jbLPPZ7aVL1+P/MtdQU3+d4a52JnrNhmrQRntZ7qQSVDw== |
| 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
| 2026-09-17T11:13:46.811863Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043287observed 74a2f645886cac585292bfaf980ab86f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:13:46.791983Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043287/manifest.jsonobserved 4faeacd981edee555e48a0a165ba1663...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:46.773030Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043287/publication.mdobserved 5cc4d9e4e69e3c4fedf6ffd91df37bbe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:46.753632Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043287/publication.txtobserved a889cd8b6b30017395c176129a005b83...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. |
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