OT-2026-000006540
Publication integrity record
Vacuum cup gripper, three outlet manifold, pump fed, vented before set down, rubber cups
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-2026-000006540) never changes.
Identity and time
| Publication number | OT-2026-000006540 · never reused |
|---|---|
| Internal UUID | 01a0a95e-c4af-7cee-b633-7abc75cbc4fd · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:39:15.377838Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006540 |
| Status | PUBLIC |
Content hashes
| Canonical text | de725c2692163e2046530aee27d96c10c7e778702754a8af4aee91040074b433 |
|---|---|
| Markdown | f7cf786d26546c5b15c21b175ed239edfbf3cdc43690f586ca77644268443b88 |
| Publication page | 43209d74657004996b68f13085bfe1eedad74027351dd4f068342b248d25b024 |
| Manifest | 6a07db516ac3b6447e9dad9bef6b32c51159c4559d40345a1f16bd6e88164548 |
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 | 7ifYanwMfjcv4PhrPeyVXrPnrivp7uIOrRFl8cmlzoCiQNSYDpfDfBJh+rX5OaD/pxEjW6BuB6nwao3zHuoYDQ== |
| 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
| 2026-09-16T08:40:05.454842Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006540observed 43209d74657004996b68f13085bfe1ee...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:40:05.439212Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006540/manifest.jsonobserved 6a07db516ac3b6447e9dad9bef6b32c5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:05.424599Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006540/publication.mdobserved f7cf786d26546c5b15c21b175ed239ed...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:05.407462Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006540/publication.txtobserved de725c2692163e2046530aee27d96c10...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. |
|---|