OT-2026-000051225
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-2026-000051225) never changes.
Identity and time
| Publication number | OT-2026-000051225 · never reused |
|---|---|
| Internal UUID | 01a0ae83-273f-784f-935f-3ceec9a2eed0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:05.998905Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000051225 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7f193425df8797da3af4401f8028436e09994259779d379b959eba6cf7bf88ab |
|---|---|
| Markdown | 23275f30c08b875db90ac51f527e2870d7b87132cd5e39c7e4288a9769b3e8f8 |
| Publication page | 4bacb528eb078d85e3600c96441ad0243813ab20a6e75c1aad8a02528a02cd36 |
| Manifest | febee9bc6674907c00248a7afc0a3c78b28ff264295cbc9fbbe7e3a244729bb6 |
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 | klcfXNz91NYLYNjvoMkCWPZioyiyXZYgsIKChADVQ1UiCwyZ4Nff0n+ik8j4rJiLWN7RvOGoKihuiE2WG3G1Cg== |
| 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
| 2026-09-17T10:59:00.875550Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051225observed 4bacb528eb078d85e3600c96441ad024...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:59:00.859176Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051225/manifest.jsonobserved febee9bc6674907c00248a7afc0a3c78...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:59:00.842473Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051225/publication.mdobserved 23275f30c08b875db90ac51f527e2870...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:59:00.824469Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051225/publication.txtobserved 7f193425df8797da3af4401f8028436e...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. |
|---|