OT-2026-000003951
Publication integrity record
Vacuum cup gripper, common isolation valve, four outlet manifold, ejector fed, pressure verified, contact triggered
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-2026-000003951) never changes.
Identity and time
| Publication number | OT-2026-000003951 · never reused |
|---|---|
| Internal UUID | 01a0a90b-9059-7a25-9816-ef683a3a6af1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:08:22.491717Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003951 |
| Status | PUBLIC |
Content hashes
| Canonical text | a92b0ece3202621c3b86de9f6bff8288dd979289b1d2fe9d0718466bd800d486 |
|---|---|
| Markdown | dfd2487c3f4e70c927bb9304070e587148e419cd9b9efd96bc769a6d1cbcc14b |
| Publication page | 89081fcb7f36911561ad56a752451624e4f1de874506aacc201c1727a1c6a0cd |
| Manifest | 08a547f473f6ed9b291f02e945a086784fb743193791ab665e4cbb9c637baa17 |
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 | rz3InmU/mS2+3kArkRDpPogbok1aIm+tpK6TDE2gMyTX024NtTXFTnN24H0LjP6puDNdPqODyZW/xokPuLI5BQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:10:10.331871Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003951observed 89081fcb7f36911561ad56a752451624...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:10:10.316951Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003951/manifest.jsonobserved 08a547f473f6ed9b291f02e945a08678...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:10.303495Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003951/publication.mdobserved dfd2487c3f4e70c927bb9304070e5871...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:10.287028Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003951/publication.txtobserved a92b0ece3202621c3b86de9f6bff8288...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. |
|---|