OT-2026-000049491
Publication integrity record
Two bellows cup vacuum gripper, two zone face, three outlet manifold, pump fed, pressure sensor per zone, 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-2026-000049491) never changes.
Identity and time
| Publication number | OT-2026-000049491 · never reused |
|---|---|
| Internal UUID | 01a0ae81-8f7c-7411-a551-bef9ec25bd88 · 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-2026-000049491 |
| Status | PUBLIC |
Content hashes
| Canonical text | f7a277e98f2499c80a4c073812f32c61edb83e8508129de0f872525207f7fb3a |
|---|---|
| Markdown | 6f33aba1b8fc60f60629d476ae417ed68150e22bc5aab34456ac0e8b2c324bbb |
| Publication page | 9c2fe0651c779e7dd27dd3d5fa9274926e58662a45f23cf633dff335ad2f7db6 |
| Manifest | aecb9dcb152719833cb7bd868c43b8082667cca1c92e5553fe665ab858f0c071 |
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 | is9vTOzRuYUotEmArN0uNZ+PsN65AFOL913Pq4t/FyGxo2EGMqL2GQi83DgS2ZxwAfnYN2ZOHVS6HPSjTYHfBg== |
| 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
| 2026-09-17T11:02:20.454291Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049491observed 9c2fe0651c779e7dd27dd3d5fa927492...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:02:20.436505Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049491/manifest.jsonobserved aecb9dcb152719833cb7bd868c43b808...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:20.418320Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049491/publication.mdobserved 6f33aba1b8fc60f60629d476ae417ed6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:20.400601Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049491/publication.txtobserved f7a277e98f2499c80a4c073812f32c61...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. |
|---|