OT-2026-000021101
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, manifold 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-2026-000021101) never changes.
Identity and time
| Publication number | OT-2026-000021101 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e5-712d-97ad-42b584273a00 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021101 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2b84ad00a4e0b4dbf693f9ee7a8bbcff46eeafe2f2c07fb686b1ffd779d06fb7 |
|---|---|
| Markdown | c1e606b1f35146c0efe3a2c8433073d536f8d5e6cb4e7b0cf4338ba0649bf3c8 |
| Publication page | 3b7912645945d96c1eeda8fbaaf63b1c09ca2dd5e265321276e1162138980cb7 |
| Manifest | 93280d472862f67a6a422d3a97537a4ff6840c4a55373d3ad893de35cfb8fdd7 |
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 | +D8/4m/cWbO6amNG42ucsbezB5y9BMx21LZCclzsP1xeZ6lbbAovYU4XPMivPMaEy8nRow5ODY+5NKU4bkgcBA== |
| 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
| 2026-09-17T11:56:23.631304Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021101observed 3b7912645945d96c1eeda8fbaaf63b1c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:23.612447Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021101/manifest.jsonobserved 93280d472862f67a6a422d3a97537a4f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:23.592818Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021101/publication.mdobserved c1e606b1f35146c0efe3a2c8433073d5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:23.573580Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021101/publication.txtobserved 2b84ad00a4e0b4dbf693f9ee7a8bbcff...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. |
|---|