OT-2026-000057900
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, two stage ejector, 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-2026-000057900) never changes.
Identity and time
| Publication number | OT-2026-000057900 · never reused |
|---|---|
| Internal UUID | 01a0ae88-6ed8-709a-a1b7-7ba0437aa9c1 · 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-2026-000057900 |
| Status | PUBLIC |
Content hashes
| Canonical text | cd153e39c48ec1d6455476da0566fde7fb2b1c108c8c161871d69b82fce29661 |
|---|---|
| Markdown | c26c7c3fb1ba3d8d07cac9c4f3c5abd3188a18328690e02f0b53b14e399e3fa3 |
| Publication page | 5fc6af4d24825a687a19fe03e4dae990df56515dc2391f5240b625fe6d5cbe1e |
| Manifest | c4eae1b399758de9436450df48cdd8f6ed015018658c615fe3e3fcc8c47c5e8e |
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 | M65fjbybWjuw8MSAM9SY2JPH1gl0XI4wi7p42EA42vtp47IIYaJHoYlwmSa73T/V7MG5CpV4OYZfUOqpkAHwAA== |
| 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
| 2026-09-17T10:47:29.867965Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057900observed 5fc6af4d24825a687a19fe03e4dae990...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:47:29.849397Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057900/manifest.jsonobserved c4eae1b399758de9436450df48cdd8f6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:47:29.828831Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057900/publication.mdobserved c26c7c3fb1ba3d8d07cac9c4f3c5abd3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:47:29.809980Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057900/publication.txtobserved cd153e39c48ec1d6455476da0566fde7...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. |
|---|