OT-2026-000016549
Publication integrity record
Four cup vacuum gripper, four outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed 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-2026-000016549) never changes.
Identity and time
| Publication number | OT-2026-000016549 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-2d13-7abf-b59e-7e6da5b8b470 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:11.237946Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000016549 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8d4b6c170dfb5aa35ca8386bba9ca9cbe1b5577ea37416cd8e625dfadf2894e9 |
|---|---|
| Markdown | 7a83dfcc2f6cc643997c6c42f8921208d1231a7e74aa3d2b4d72b7f6cd6bd592 |
| Publication page | 4b06b24035a49d4134c0f52f28ef285d7db7addd07e084ec600174f1d6795f62 |
| Manifest | 3d52c80b213a249d9f5416c66d9b010156d05bd25ba13c42cf4ce13b2f6a31e4 |
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 | kk+XOrWikPzbmJmxpjEW1ScvaZ7ak6lP7p5KO9DYlnmoSHd5d2Swg9KNOgL7huGxM0kMCWcsDc7Iht9flpEgCA== |
| 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
| 2026-09-17T12:04:46.455475Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016549observed 4b06b24035a49d4134c0f52f28ef285d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:04:46.437475Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016549/manifest.jsonobserved 3d52c80b213a249d9f5416c66d9b0101...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:04:46.416849Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016549/publication.mdobserved 7a83dfcc2f6cc643997c6c42f8921208...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:04:46.394889Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016549/publication.txtobserved 8d4b6c170dfb5aa35ca8386bba9ca9cb...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. |
|---|