OT-2026-000029918
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, pump fed, supply line pressure sensor, sustained 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-2026-000029918) never changes.
Identity and time
| Publication number | OT-2026-000029918 · never reused |
|---|---|
| Internal UUID | 01a0ae73-ac48-7334-8f67-fec01ed427dd · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:11.501096Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029918 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0367e7780ac5a9ce9bbdd23ffc903d46d049028d506ed65fba3aac30512d5616 |
|---|---|
| Markdown | c9306c3059c883a7a94fb4c6a6a6fd8158c3edf18476db04ac7b63b3593ac877 |
| Publication page | 20eacc861484c2b5ace5f823a8f9f3b7b1e0f60eb3ecd115fb586375121824b6 |
| Manifest | 03f06c023554dc4751e3b526f3b9b39d18725ccf56f70360b344bb20ba5f5fd8 |
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 | zTybSZKD4FICl9R3kyJrqdxooOiaFW9mSpA3fcajDtgdz1+7uKxUQTQAbGzcorDajah7MDvCibpoIhlyaYg3Bg== |
| 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
| 2026-09-17T11:38:37.504425Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029918observed 20eacc861484c2b5ace5f823a8f9f3b7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:38:37.487056Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029918/manifest.jsonobserved 03f06c023554dc4751e3b526f3b9b39d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:37.471620Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029918/publication.mdobserved c9306c3059c883a7a94fb4c6a6a6fd81...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:37.453043Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029918/publication.txtobserved 0367e7780ac5a9ce9bbdd23ffc903d46...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. |
|---|