OT-2026-000006475
Publication integrity record
Porous face vacuum gripper, two zone face, pump fed, sustained blow off after set down
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-2026-000006475) never changes.
Identity and time
| Publication number | OT-2026-000006475 · never reused |
|---|---|
| Internal UUID | 01a0a95c-8da2-7016-b825-b523ca5c884e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:36:50.213721Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006475 |
| Status | PUBLIC |
Content hashes
| Canonical text | ef6b06653096679346d6fce6ebe539d8d9f82425448dacfabf441103877886cc |
|---|---|
| Markdown | 4bfdfcfda5aff93709d2c8835e53d412d0d2f45b804f4fa751238b6c3d052e77 |
| Publication page | 5b5bdb53c0231d880c76b4dcce938037ac5345e50d0438559937946ff0d7d8e3 |
| Manifest | a03f6dcf9787c9a3e26015b60206010bde66b1a77150dca8487fe94c29e202ff |
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 | uOLj3d65vlFJlmhr0ARNvgnq+q61DWjMF5AzbG4UOKE8II/08ZXG/pjuPD7qC44+F4uDmz6Eg9kt77fbL25LBQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:47:03Z batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof root e368e9c5ab06dc5cb1b0682dd54c11f5... |
|---|
Independent retrieval
| 2026-09-16T08:40:13.384400Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006475observed 5b5bdb53c0231d880c76b4dcce938037...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:40:13.246496Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006475/manifest.jsonobserved a03f6dcf9787c9a3e26015b60206010b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:13.231689Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006475/publication.mdobserved 4bfdfcfda5aff93709d2c8835e53d412...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:13.216908Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006475/publication.txtobserved ef6b06653096679346d6fce6ebe539d8...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. |
|---|