OT-2026-000004679
Publication integrity record
Vacuum cup gripper, two outlet manifold, plant vacuum fed, vented after set down, rubber cups
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-2026-000004679) never changes.
Identity and time
| Publication number | OT-2026-000004679 · never reused |
|---|---|
| Internal UUID | 01a0a91f-e119-7eda-a3d2-eb4b94aa9b06 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:30:33.884581Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004679 |
| Status | PUBLIC |
Content hashes
| Canonical text | bbbba6d966ae075a5cb320cf0a9e6c14b00d9057c2da547991a1db691d94792b |
|---|---|
| Markdown | 4aaa6286e55bc8be095e9054c91a66fec161757256a28492794e33395330a203 |
| Publication page | c145ff6f2225f827a4f18c5f6105f2ded878133d5530f5ec49b234d62fe1d75b |
| Manifest | 03f74eb78ca49d399f8c289f576716a42ca93b2fdf5101be51cc730e9fe07069 |
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 | OOwSAJoyPYa6Wbg6M2kgagd4tt11B4kTuC5y73A0VwX0CDcC3F5T4EiWlgWqX2p99LVUhM3ONDk4qf+4bz2rCw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:47:02Z batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof root e1b42dfa4cd0fb1e3e472afd2db961c2... |
|---|
Independent retrieval
| 2026-09-16T07:40:30.413601Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004679observed c145ff6f2225f827a4f18c5f6105f2de...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:40:30.399887Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004679/manifest.jsonobserved 03f74eb78ca49d399f8c289f576716a4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:30.385777Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004679/publication.mdobserved 4aaa6286e55bc8be095e9054c91a66fe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:30.373277Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004679/publication.txtobserved bbbba6d966ae075a5cb320cf0a9e6c14...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. |
|---|