OT-2026-000048421
Publication integrity record
Three cup vacuum gripper, three outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000048421) never changes.
Identity and time
| Publication number | OT-2026-000048421 · never reused |
|---|---|
| Internal UUID | 01a0ae80-4de5-711d-bc97-603365a84793 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:33:59.290761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000048421 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9ffc36f8c6ab1e4bdafc4bc6147a52d437060a596097b9516491ac48df3ab361 |
|---|---|
| Markdown | 59f5dd47b8f642e2ced69db543406aad72719997aaa1526b5732022494afa06d |
| Publication page | 3dcab9f2b94c860232697cf52fd185a3de4a3c8bf3d7f56ae04190f1a8f2cf69 |
| Manifest | 63fec1f1237e4cbbf1cd79a48709ab0aa9ccbef7a803fde3cacade5d38e9474c |
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 | LO+f7ubR+Z7pPSiFJ94qJyvauS2YGe3MW2vKjnQ1xOJo/oYaTkHaEM4P/XpZYFMkzAaf/vjul39WF+9nxPMTDw== |
| 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
| 2026-09-17T11:05:03.962417Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048421observed 3dcab9f2b94c860232697cf52fd185a3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:05:03.944143Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048421/manifest.jsonobserved 63fec1f1237e4cbbf1cd79a48709ab0a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:03.924603Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048421/publication.mdobserved 59f5dd47b8f642e2ced69db543406aad...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:03.905763Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048421/publication.txtobserved 9ffc36f8c6ab1e4bdafc4bc6147a52d4...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. |
|---|