OT-2026-000007471
Publication integrity record
Vacuum cup gripper, four zone face, ejector fed, pressure verified, polyurethane cups, flat form
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-2026-000007471) never changes.
Identity and time
| Publication number | OT-2026-000007471 · never reused |
|---|---|
| Internal UUID | 01a0a980-0b8b-7719-a454-a57d630fcbeb · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T09:15:36.207215Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000007471 |
| Status | PUBLIC |
Content hashes
| Canonical text | 42d2d47dafe4446e0ec96073503b8fc25942c02873f346790e5951115749f41a |
|---|---|
| Markdown | 20132b59ad136d96ca251b3ae9557510789f57db9280ccee6abf354b786acd51 |
| Publication page | 3a7160f22e859084da43fba005b7f0b020a8e8392d0e398016a9829923405a15 |
| Manifest | 322cd13bbcabc6facf6071f86a5bb422a408f9822dae9eda98827cd5544291c2 |
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 | CHm1rapooeVQYc9fxEPdcctFe1pG4U/I2wD+mWI8M+kkyP3gC14mWY/+sVV3hXWi1TIduzb5DSPYDz7KzcIVBA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T09:20:33Z batch OT-TS-2026-W38-015 · RFC 3161 token · inclusion proof root 07bfbe2fb3517c1c41f239fb2e682fbe... |
|---|
Independent retrieval
| 2026-09-16T09:20:03.565211Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007471observed 3a7160f22e859084da43fba005b7f0b0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T09:20:03.552201Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007471/manifest.jsonobserved 322cd13bbcabc6facf6071f86a5bb422...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:20:03.539104Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007471/publication.mdobserved 20132b59ad136d96ca251b3ae9557510...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:20:03.524546Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007471/publication.txtobserved 42d2d47dafe4446e0ec96073503b8fc2...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. |
|---|