OT-2026-000028150
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, pump fed, supply line pressure sensor, 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-2026-000028150) never changes.
Identity and time
| Publication number | OT-2026-000028150 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a520-795c-9f23-ba8bb24e6812 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:04.113553Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028150 |
| Status | PUBLIC |
Content hashes
| Canonical text | cec08afc40ebeac801682aa65d81deeb8b085a6155896a9b2f1d6f268fbd129c |
|---|---|
| Markdown | 731936930b518dfe6771586c0178880602fce2efc3debca7bca6f0447f120b0f |
| Publication page | 0aa15b4c1ec3f15fecb25d6abdeb2492a46a5761d1406273dcac9a8e856a68b0 |
| Manifest | a5bd3a01fd1621f0c24e98d1b051b6e3590ab00b931bb8ba87f14242e83dc046 |
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 | mu/4QvuLiiS5MhVj4euQo1GmJ20lRzErrIdULfOmD9vEFf80FSvgBSk69PpvVhu++lI5VOuMCyxX3o+fd/pVAQ== |
| 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
| 2026-09-17T11:42:30.157483Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028150observed 0aa15b4c1ec3f15fecb25d6abdeb2492...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:30.140215Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028150/manifest.jsonobserved a5bd3a01fd1621f0c24e98d1b051b6e3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:30.123363Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028150/publication.mdobserved 731936930b518dfe6771586c01788806...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:30.106657Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028150/publication.txtobserved cec08afc40ebeac801682aa65d81deeb...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. |
|---|