OT-2026-000059720
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-2026-000059720) never changes.
Identity and time
| Publication number | OT-2026-000059720 · never reused |
|---|---|
| Internal UUID | 01a0ae89-ec25-7c4a-820a-f1139545ad1f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:44:29.732559Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000059720 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3afc3807c058981c0a479285bf51a0116d40355a60a6334819580c1bf4a6c28b |
|---|---|
| Markdown | 683fb0fb396f60cddc63761bcadccb3d7bdb33c1c6ebf39985094b7b2575dafd |
| Publication page | 763023b30fcae2bb1267a2aff0d7e549cc5bf6b395431a05b53e0d0cc6dfe2f2 |
| Manifest | ad9edc2fab1efd4d40f691d3c84217a092869e7de5b9c61b9145e82f29fd8a77 |
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 | S6zTNAf0gKvTXaB6N5HH4lfzFObqXxm86nyqCJxGmHOvm0pQxpfUSWOrprALtXL6k5zS2T+bAGct+VrRVbVyDA== |
| 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
| 2026-09-17T10:44:26.163299Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000059720observed 763023b30fcae2bb1267a2aff0d7e549...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:44:26.147105Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000059720/manifest.jsonobserved ad9edc2fab1efd4d40f691d3c84217a0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:44:26.128754Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000059720/publication.mdobserved 683fb0fb396f60cddc63761bcadccb3d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:44:26.110730Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000059720/publication.txtobserved 3afc3807c058981c0a479285bf51a011...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. |
|---|