OT-2026-000013448
Publication integrity record
Single bellows cup vacuum gripper, two stage ejector, pulsed blow-off before set-down
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-2026-000013448) never changes.
Identity and time
| Publication number | OT-2026-000013448 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-6fca-7605-b314-79d76a87032e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:22.837188Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013448 |
| Status | PUBLIC |
Content hashes
| Canonical text | abf2909e2ebcb9394a30fce0b783aac73b745741734fb1da7d9c019149f12264 |
|---|---|
| Markdown | 20420e95e5d1e2b697d3c563a2b163ada0394d1b5405f8f78ed0773c42058de4 |
| Publication page | b40086c7591d6d769af7ea5a229d7dcc157ebb00f3d1c851f920f4949b5cac6a |
| Manifest | a4eee999f71c0917e58f40ba6c758f6f0c34fc60cb02f8579dc81ec2d1b52339 |
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 | MlAYArCDKb9CKlm37qvdRIgqMG/PuHilJWTeXxDIeM6yx8Skc7gQBkizFeLfml7vRYtl0saowRskuSYzkuNJDw== |
| 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
| 2026-09-17T12:09:56.365172Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013448observed b40086c7591d6d769af7ea5a229d7dcc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:09:56.346694Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013448/manifest.jsonobserved a4eee999f71c0917e58f40ba6c758f6f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:56.328309Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013448/publication.mdobserved 20420e95e5d1e2b697d3c563a2b163ad...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:56.308357Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013448/publication.txtobserved abf2909e2ebcb9394a30fce0b783aac7...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. |
|---|