OT-2026-000057820
Publication integrity record
Single bellows cup vacuum gripper, pump fed, sustained blow-off after set-down
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-2026-000057820) never changes.
Identity and time
| Publication number | OT-2026-000057820 · never reused |
|---|---|
| Internal UUID | 01a0ae88-6ed8-751e-967e-22bb4d5cc9de · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:52.020108Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057820 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7c048f43b2b598c8983287dce76d536acd87b3eb5671fc637b1b1b97c631a6b3 |
|---|---|
| Markdown | 3d9928d3e39417df4e5c8e1ee8f057c16f770bd891aeeb909512a7435fbed664 |
| Publication page | 36e42d99d3e704b148f740748bc1765812eaf630bb56796c7b1c018d519b21e6 |
| Manifest | 586eca1b559e4fe9c95ae01eb5306bb208e9e516cd4d06f4cc177f8322d836b3 |
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 | C9jwEvTQ9oTHj3Mu0S4KcCj5e1op4xR+NVMq431qJ14Iyn9sDktsgmGYXetAwdS7TaY/i0oj2QnX6UVI+5cMAg== |
| 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... |
|---|
Independent retrieval
| 2026-09-17T10:47:22.316273Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057820observed 36e42d99d3e704b148f740748bc17658...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:47:22.295263Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057820/manifest.jsonobserved 586eca1b559e4fe9c95ae01eb5306bb2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:47:22.274932Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057820/publication.mdobserved 3d9928d3e39417df4e5c8e1ee8f057c1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:47:22.255032Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057820/publication.txtobserved 7c048f43b2b598c8983287dce76d536a...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. |
|---|