OT-2026-000023020
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, 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-2026-000023020) never changes.
Identity and time
| Publication number | OT-2026-000023020 · never reused |
|---|---|
| Internal UUID | 01a0ae70-46ec-7bf8-bfaa-af993ff66512 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:28.929798Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000023020 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5ecdf0a3489ec5ec59e01770602bb2b38c928a4f71691599519f490512f7878e |
|---|---|
| Markdown | cf9200839b0a8468cd4b6428e282e29bef6bd6a45b35c8281252b6b2739b9a8b |
| Publication page | 57fb7c54113c7cfbb86c7058dc9ba9e4a20948e64cab68a45a3750796695d320 |
| Manifest | 1a0619e7ec902e4ee56ca7276c82a3b5e98d0e09bf13675df37baa0679f3aecd |
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 | KeaXOQEuICKh9Y07tMKECwy7PafaOJ8EHzTkkonFyW5IQRq6iDb1SQBxnJKFcu6ojKKuDXdUX1oJTHKgX7JJBw== |
| 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
| 2026-09-17T11:52:37.091344Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023020observed 57fb7c54113c7cfbb86c7058dc9ba9e4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:52:37.073379Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023020/manifest.jsonobserved 1a0619e7ec902e4ee56ca7276c82a3b5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:37.055060Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023020/publication.mdobserved cf9200839b0a8468cd4b6428e282e29b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:37.037281Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023020/publication.txtobserved 5ecdf0a3489ec5ec59e01770602bb2b3...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. |
|---|