OT-2026-000049458
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, 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-2026-000049458) never changes.
Identity and time
| Publication number | OT-2026-000049458 · never reused |
|---|---|
| Internal UUID | 01a0ae81-8f7c-7599-97f6-3e5db84db539 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:35:21.728203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049458 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4d3aac9783504357b0e0d83824de237798d9462ec863970bf70da1341dfe866f |
|---|---|
| Markdown | bd4732829511d76ead8d811023f3ed3b11530a279ade6db92fc4c6ff26ce8cc8 |
| Publication page | ed6125296c72b9e6e632b7712b34434239ca192cd7c7f269403d55dc7a189b1b |
| Manifest | 8ba648c286e53f20199dac3019a17419f5e62fa98a9a194cd2b06355c70bcde6 |
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 | yG4mDuG6W1MnOm6nMpaOLpeDtnijAFWIEgGenjZ2WSlg+g3FOjr90/7Mg3MJW8Ul9RqhQcjmjz05LfPM1jSnCQ== |
| 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
| 2026-09-17T11:02:17.758522Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049458observed ed6125296c72b9e6e632b7712b344342...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:02:17.739305Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049458/manifest.jsonobserved 8ba648c286e53f20199dac3019a17419...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:17.720623Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049458/publication.mdobserved bd4732829511d76ead8d811023f3ed3b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:17.702061Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049458/publication.txtobserved 4d3aac9783504357b0e0d83824de2377...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. |
|---|