OT-2026-000020881
Publication integrity record
Six cup vacuum gripper, six outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000020881) never changes.
Identity and time
| Publication number | OT-2026-000020881 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e3-7b25-aafa-869fdb8d8386 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020881 |
| Status | PUBLIC |
Content hashes
| Canonical text | 60c786d8996b5a632c7f47112cc29caeb5bfa87d0888eee1a6d3c46838a869b7 |
|---|---|
| Markdown | dcb41a79b3d9e6175c1bde05f75442c0c5b76fea464ddbf284df3d07868bf65d |
| Publication page | 8fdf67503e3e9004677fa9983e7054268ef92eb1de1164397e9d7c6e09cd022a |
| Manifest | 190bee2c5c5c3f32b71dd193fe93c08a535c249ed07d284426f200b7b57b1892 |
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 | Sgr/rsyjX8qvr4Wfw192R0l/wVNCVoF7BphI3VUbjsYkQWsPQrSXKMNCBjIARdbMd9HGfa+XBESLUi0pswMPCg== |
| 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
| 2026-09-17T11:55:59.476781Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020881observed 8fdf67503e3e9004677fa9983e705426...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:59.459923Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020881/manifest.jsonobserved 190bee2c5c5c3f32b71dd193fe93c08a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:59.441645Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020881/publication.mdobserved dcb41a79b3d9e6175c1bde05f75442c0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:59.425189Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020881/publication.txtobserved 60c786d8996b5a632c7f47112cc29cae...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. |
|---|