OT-2026-000005191
Publication integrity record
Vacuum cup gripper, three zone face, common isolation valve, 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-2026-000005191) never changes.
Identity and time
| Publication number | OT-2026-000005191 · never reused |
|---|---|
| Internal UUID | 01a0a930-cb2c-745c-a22d-747cd23a0fe6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:49:02.383366Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005191 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2cf52132604a6194f4f24fa36b896a9710ab96566c1e6a4a67d753c868d20166 |
|---|---|
| Markdown | 90cbff45004cb0d7d3648c541af6b47041c01549ae08c56ef5c6dddc84a9cfb7 |
| Publication page | e8c69667dc212b87868fa34244c33c77421bec2d056faec06f7ecc2997b8d6de |
| Manifest | 24ff914352b9d9bc58f26951f67edcf27489a797dc1fec2c2f40cbb689062bcd |
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 | heibYEmvuyID7/eNq+qwjxNswPOvfu0n2PZCMcSfJhnF9UNWUryOru5zSZknDki4yq3xVMHY/cO6HrUB7U32BA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:07:02Z batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof root 8f13af7374aef42943b7bbe6a279c57a... |
|---|
Independent retrieval
| 2026-09-16T07:50:05.461713Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005191observed e8c69667dc212b87868fa34244c33c77...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:50:05.446953Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005191/manifest.jsonobserved 24ff914352b9d9bc58f26951f67edcf2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:05.431897Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005191/publication.mdobserved 90cbff45004cb0d7d3648c541af6b470...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:05.415246Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005191/publication.txtobserved 2cf52132604a6194f4f24fa36b896a97...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. |
|---|