OT-2026-000005570
Publication integrity record
Vacuum cup gripper, two zone face, plant vacuum fed, pressure verified, contact triggered, silicone 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-2026-000005570) never changes.
Identity and time
| Publication number | OT-2026-000005570 · never reused |
|---|---|
| Internal UUID | 01a0a93d-8fd0-7a5a-a5ad-95c99ec7b11f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:02:59.156227Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005570 |
| Status | PUBLIC |
Content hashes
| Canonical text | b829d9b9b4f9345bf908015855eae7d19836a3a088a7ee07664b616b907692d3 |
|---|---|
| Markdown | 004643c18bbf124cbacd7bdf154e0e105e0f0d52dd162f06a43a6271a758a71f |
| Publication page | 850b5c43ebc81bbc2340f9ccb22bd3e353a308677a5eadf272141e8a1090bb32 |
| Manifest | cf90cfa59c6041ba63ad553fb19e098668b5b7b6377fd816234b958288c7f7ff |
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 | R16ikf9Ecq+9sdqGJEcHeaM/3RvKzON6+zxyDXO9fbkW8J3k0x7rdB0rIunOEWwBQvdWD0+wHkbtjJnKDND1AQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:07:02Z batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof root 8f13af7374aef42943b7bbe6a279c57a... |
|---|
Independent retrieval
| 2026-09-16T08:10:25.632470Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005570observed 850b5c43ebc81bbc2340f9ccb22bd3e3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:10:25.495438Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005570/manifest.jsonobserved cf90cfa59c6041ba63ad553fb19e0986...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:10:25.481856Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005570/publication.mdobserved 004643c18bbf124cbacd7bdf154e0e10...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:10:25.467683Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005570/publication.txtobserved b829d9b9b4f9345bf908015855eae7d1...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. |
|---|