OT-2026-000006588
Publication integrity record
Porous face vacuum gripper, common isolation valve, pump fed, pressure verified, closed cell
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-2026-000006588) never changes.
Identity and time
| Publication number | OT-2026-000006588 · never reused |
|---|---|
| Internal UUID | 01a0a960-8454-7d91-a62d-619c562e0991 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:41:09.975227Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006588 |
| Status | PUBLIC |
Content hashes
| Canonical text | 09d56e53038cd56076adc071866f830d9e579102521b5165516bb0ca9a794759 |
|---|---|
| Markdown | 44ca1be69b65abcdf20d595086f318fc365481ed6eb3a7bd9f326c8d9f1e4439 |
| Publication page | 969d16d96a6b50828c469956b38722c0ace77242d958a0e0da6946c00cbffee8 |
| Manifest | 2e1d1328d426e8a63d119fc1209df1333087005ed9b87b8d167630a6c5a8ba97 |
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 | s4PXFcSEFrGbjJWKyHqYrx9mqMfh3P6ZzebJP8SsrcRUyuLB1WMqFx0LeHTK03yV84vt74mN+aaaqXZBCOPDCQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:47:03Z batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof root e368e9c5ab06dc5cb1b0682dd54c11f5... |
|---|
Independent retrieval
| 2026-09-16T08:50:27.936610Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006588observed 969d16d96a6b50828c469956b38722c0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:50:27.925540Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006588/manifest.jsonobserved 2e1d1328d426e8a63d119fc1209df133...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:27.912926Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006588/publication.mdobserved 44ca1be69b65abcdf20d595086f318fc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:27.900575Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006588/publication.txtobserved 09d56e53038cd56076adc071866f830d...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. |
|---|