OT-2026-000022817
Publication integrity record
Three cup vacuum gripper, three outlet manifold, plant vacuum fed, sustained 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-2026-000022817) never changes.
Identity and time
| Publication number | OT-2026-000022817 · never reused |
|---|---|
| Internal UUID | 01a0ae70-46ea-788f-8046-b331285c6ba2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:28.929798Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000022817 |
| Status | PUBLIC |
Content hashes
| Canonical text | bdea5e1f0833efa39c5089c835ec593cc5057bf84d39ed4c9cd33a1a34b7c2ba |
|---|---|
| Markdown | 691f709f51551780b422279dce3fbaf61fb56eea031cc55e01a6b4ffb19de750 |
| Publication page | b010ffd7233953bc4e59908ce8fc2e5eb453448f38d1a717e69710557eafb661 |
| Manifest | 242e1828af10fec01deb9a58a6d7dfead5995f107d81558c3da4f99d71fa4334 |
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 | H0tTm/REFbMqaRzmDELrV5Wy3Z271OCJnhoAXJAkez0cGpwJKopeCnYZN+EzYvzd5VPTlyLh0BAZt1lLSXN1Dg== |
| 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
| 2026-09-17T11:52:20.380179Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022817observed b010ffd7233953bc4e59908ce8fc2e5e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:52:20.361681Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022817/manifest.jsonobserved 242e1828af10fec01deb9a58a6d7dfea...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:20.344864Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022817/publication.mdobserved 691f709f51551780b422279dce3fbaf6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:20.324628Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022817/publication.txtobserved bdea5e1f0833efa39c5089c835ec593c...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. |
|---|