OT-2026-000049730
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, two stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000049730) never changes.
Identity and time
| Publication number | OT-2026-000049730 · never reused |
|---|---|
| Internal UUID | 01a0ae81-8fef-7f58-9f4f-c5e4153c9936 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:35:21.728203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049730 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3b6848eee3f101cea7d4cf9121dac8f9c07d8a518c1a6803350176dc768da61e |
|---|---|
| Markdown | 9d75336be1518f8552ae78bcbc37d72f73c3105c0016c0d0067a8e92926e722b |
| Publication page | 4d7844b3fdaaec6e7f6ab62f3964a478c6fdd5746d91fc828ab899dd34ed7f50 |
| Manifest | 17bde3f99d25ce9c2528b26dc9c52fa427bfa2c80d15dc3e584fe38497c28bf3 |
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 | 7cgZDjrLwzRG2ZN/ZMg5FfOkrQybs9nAhYMswTgW8jDjkTq/oNp0B9ZF1OlNf0A1fGC5qw5N0jzpm6btxzaTCg== |
| 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
| 2026-09-17T11:02:45.169035Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049730observed 4d7844b3fdaaec6e7f6ab62f3964a478...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:02:45.152336Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049730/manifest.jsonobserved 17bde3f99d25ce9c2528b26dc9c52fa4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:45.133783Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049730/publication.mdobserved 9d75336be1518f8552ae78bcbc37d72f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:45.115925Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049730/publication.txtobserved 3b6848eee3f101cea7d4cf9121dac8f9...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. |
|---|