OT-2026-000013021
Publication integrity record
Two cup vacuum gripper, two outlet manifold, single stage ejector, 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-2026-000013021) never changes.
Identity and time
| Publication number | OT-2026-000013021 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-5564-75d4-b9f6-d3ee231af0ee · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:16.019734Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013021 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3b1c9e1f9b9550a030a117ad1f0a2393670efa5e72cddf7f1bcb3979fa26811e |
|---|---|
| Markdown | ea5120cb90dfdc9e6dd7d995ce64cad9b4c4f8019df1cc497686af5ed4ef2cbb |
| Publication page | 47a079e6498ebe08b77a747c2a108699a2a239df501fee0e2c21cef78d280181 |
| Manifest | eb55d5940211bc210cb8d7f6fba5996862ba7d4c58debc999556c27bd4b0604c |
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 | b90PPc3ym827yUlOiTpdu+iWiyA4RpR9gweuU3H6qNqYXtzZrV3zzf6TB4XR87Tx1aAVNeTcJ+df/YBdKNDxDA== |
| 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
| 2026-09-17T12:10:50.762117Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013021observed 47a079e6498ebe08b77a747c2a108699...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:10:50.742922Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013021/manifest.jsonobserved eb55d5940211bc210cb8d7f6fba59968...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:50.723897Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013021/publication.mdobserved ea5120cb90dfdc9e6dd7d995ce64cad9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:50.704979Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013021/publication.txtobserved 3b1c9e1f9b9550a030a117ad1f0a2393...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. |
|---|