OT-2026-000004467
Publication integrity record
Vacuum cup gripper, three zone face, three stage ejector, pressure verified at each zone
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-2026-000004467) never changes.
Identity and time
| Publication number | OT-2026-000004467 · never reused |
|---|---|
| Internal UUID | 01a0a919-0378-7e47-b4ad-b65108a10883 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:23:03.932001Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004467 |
| Status | PUBLIC |
Content hashes
| Canonical text | df66003d465911ca2af20b2e58d862647e301295bddb5b277332de1b0c4cfeeb |
|---|---|
| Markdown | d3926e12723f9ba1f07358ac9e824d05a3dca23f6fdbbe417cf8665ea3105d8a |
| Publication page | 1ddc5ff34ccb766df19e15672ca9a74a3479487d627e2392a88606c9ba7c0eb6 |
| Manifest | 6446e048bd9aab65239561a4370c0717383039d0d45278f58606bc639d30fc4d |
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 | azJl4M2atQgMO1Px8ClaJwVKlHLV/pex7cLueW5bbVQOrp+a4QI8p0XqlcoOWawdim/cRHL+OCCj/fUTsWN5DA== |
| 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
| 2026-09-16T07:30:24.415521Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004467observed 1ddc5ff34ccb766df19e15672ca9a74a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:30:24.402425Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004467/manifest.jsonobserved 6446e048bd9aab65239561a4370c0717...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:24.390641Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004467/publication.mdobserved d3926e12723f9ba1f07358ac9e824d05...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:24.378425Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004467/publication.txtobserved df66003d465911ca2af20b2e58d86264...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. |
|---|