OT-2026-000003964
Publication integrity record
Vacuum cup gripper, two zone face, per zone isolation, pump 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-2026-000003964) never changes.
Identity and time
| Publication number | OT-2026-000003964 · never reused |
|---|---|
| Internal UUID | 01a0a90b-9ab8-77b4-b67e-2443968713cf · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:08:25.147040Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003964 |
| Status | PUBLIC |
Content hashes
| Canonical text | f59c3f6f771c0eb02b6b0557b0bcccf30a1ecada4a2e1bde7e8591d6b14c5f55 |
|---|---|
| Markdown | 6879a17403c5f4caf3ded35522c3bd32badc308a25099139ebc9ffd7d4b23910 |
| Publication page | 3633d1e88ed7aea95d837ea5ae7dbe493bf3d11f3fabcc9436e1be8460ba7a62 |
| Manifest | e70a8382784b437ea2074a7173c4436ea86003870c03512f5b313357a13b549d |
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 | 5tz+Vx4YCPXV1RaqLpHcG8/pzR6Pjtlb6RYFQheNWojWiM9dgApUcZeD1VHJhDJ+Z+iC5l1XRP8m7NMK2yFWBg== |
| 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
| 2026-09-16T07:10:09.495233Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003964observed 3633d1e88ed7aea95d837ea5ae7dbe49...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:10:09.482966Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003964/manifest.jsonobserved e70a8382784b437ea2074a7173c4436e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:09.467899Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003964/publication.mdobserved 6879a17403c5f4caf3ded35522c3bd32...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:09.453729Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003964/publication.txtobserved f59c3f6f771c0eb02b6b0557b0bcccf3...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. |
|---|