OT-2026-000021504
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer
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-2026-000021504) never changes.
Identity and time
| Publication number | OT-2026-000021504 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865e-7696-927e-fd71371605fb · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021504 |
| Status | PUBLIC |
Content hashes
| Canonical text | cec3d61210fd4acd67d1945f2b309d8747819f00091a9849df84846fad2262ec |
|---|---|
| Markdown | 84baecaa0da1953d1eb87df516064d0bc1832a964d72143d67935c1e9bb7ecf6 |
| Publication page | 9c71e08055070a7c481fc97bb0ea53261fa8d2665a549c58d5da24ee3d030f62 |
| Manifest | 3bf11cd453e62051cdbffe4023e5cd01de6614570e914da98d1b2f6e0d5deab5 |
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 | cDJuH2RDvdZHe/azzE0+3pg6p0ePoWX7C+2AXiEnNUzHWAowHFamgHgNktV/73OKTjT4dqoLp5OrF05dV279Cw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:55:25.166326Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021504observed 9c71e08055070a7c481fc97bb0ea5326...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:25.150381Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021504/manifest.jsonobserved 3bf11cd453e62051cdbffe4023e5cd01...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:25.132187Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021504/publication.mdobserved 84baecaa0da1953d1eb87df516064d0b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:25.114121Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021504/publication.txtobserved cec3d61210fd4acd67d1945f2b309d87...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. |
|---|