OT-2026-000056240
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, pump fed, 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-2026-000056240) never changes.
Identity and time
| Publication number | OT-2026-000056240 · never reused |
|---|---|
| Internal UUID | 01a0ae87-4bd1-7f5e-9c3d-035e0e79f2ef · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:37.517586Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056240 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9a94f2e337733ac2f14e91c5ae2dde5e21478fc985d91a1f0a68b15e76faa587 |
|---|---|
| Markdown | d41fdd845e3fbcda17ecb5ca4b5a3f605fa2423400efa8ae00cc822c929749b6 |
| Publication page | 887109fabb54684753d3a496f601b64c40c7c9909dbaf95a7e1bcacf4a94bd64 |
| Manifest | aeb7b88ba8bb4e3abd51c00adae75d2bef550987932c86b4045df8fb5c7e13a9 |
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 | SdmIP6t54+ptefIKMIyzQz2cbzAgkBMPOQqpP6qV/dO6jcW5YQJ9onVTzOIKwHECKBjr3R/stAGpqz/f/enKCg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:50:43.170033Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056240observed 887109fabb54684753d3a496f601b64c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:50:43.150239Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056240/manifest.jsonobserved aeb7b88ba8bb4e3abd51c00adae75d2b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:43.134111Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056240/publication.mdobserved d41fdd845e3fbcda17ecb5ca4b5a3f60...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:43.116310Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056240/publication.txtobserved 9a94f2e337733ac2f14e91c5ae2dde5e...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. |
|---|