OT-2026-000052385
Publication integrity record
Single cup vacuum gripper, 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-2026-000052385) never changes.
Identity and time
| Publication number | OT-2026-000052385 · never reused |
|---|---|
| Internal UUID | 01a0ae83-e792-7869-a13d-a1a149807c46 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:55.233643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052385 |
| Status | PUBLIC |
Content hashes
| Canonical text | 43348ad60bef4759039b122c436d95a63a1a7fe443574aa1f41f1c86157def9d |
|---|---|
| Markdown | 1193dc845c1249e2687c2b6416149d47f3b67da8fda7b44dde724d394b98b8c6 |
| Publication page | 11b7d5b2de9d454fdfa5ab7f14eacfb9c9a29270e38ad5cf0d267a8b8778b8ce |
| Manifest | 5595ac4702376f241f9b989618292f42a587cf536ec3f34b0573f664bbeb3eba |
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 | idj9MBy5RWj+ur50cIXHycAWar0+cUJrIMoZjmnUxnbSG3V8L7o4xC02CgVAi5nIEwLWUIH3r0h3Em3RHHr6Cw== |
| 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
| 2026-09-17T10:58:05.369713Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052385observed 11b7d5b2de9d454fdfa5ab7f14eacfb9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:58:05.353841Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052385/manifest.jsonobserved 5595ac4702376f241f9b989618292f42...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:58:05.336969Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052385/publication.mdobserved 1193dc845c1249e2687c2b6416149d47...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:58:05.319777Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052385/publication.txtobserved 43348ad60bef4759039b122c436d95a6...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. |
|---|