OT-2026-000004403
Publication integrity record
Vacuum cup gripper, three zone face, plant vacuum fed, pressure verified
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-2026-000004403) never changes.
Identity and time
| Publication number | OT-2026-000004403 · never reused |
|---|---|
| Internal UUID | 01a0a916-8028-74f6-8d28-8d7f3412897f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:20:19.243023Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004403 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0ab6deeb5b3995e6555a926ddd7913360e0e76f0b4d4c0eb58ed227b448dc5b3 |
|---|---|
| Markdown | 2094dd1c54e424d2ec42488b47460a5a11be174829bf80cce87f10fc040cd84d |
| Publication page | 85d86d1a6fdef34ed965002526049f8fa5503b3339604c039f2ab27af9682863 |
| Manifest | fe47473daf487d12a28b4606af6d9866f998e440d2dd0df072c405bc6071ce67 |
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 | a3FRXw5VT4u2VxGoCEC+OSc1jstEl09tAheZLV9J1FsucScA1eOWtn473Pg7CbxNf97ZZ5GPgPdmMESVtaz3AA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:30:31.659700Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004403observed 85d86d1a6fdef34ed965002526049f8f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:30:31.647698Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004403/manifest.jsonobserved fe47473daf487d12a28b4606af6d9866...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:31.635217Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004403/publication.mdobserved 2094dd1c54e424d2ec42488b47460a5a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:31.623156Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004403/publication.txtobserved 0ab6deeb5b3995e6555a926ddd791336...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. |
|---|