OT-2026-000021275
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, two 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-2026-000021275) never changes.
Identity and time
| Publication number | OT-2026-000021275 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865c-7924-b9a3-49467c1b4f8f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021275 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0c4c397c3b6a79125619e6122976aef017eda18abf963b1df4ea699be23c0bf5 |
|---|---|
| Markdown | 798b06daefa2b07f8dd185fbedcf9a44072fa63338ed835bb5267303ad812dce |
| Publication page | e23bab4fcf3069d34d4a686b24fc1c15a00d47ad05e6e71380560e815730396d |
| Manifest | 86c6d23436f57801fe72e7e7094832d108a8d0d362cae664d91593d527626395 |
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 | z9hKxr4dAghv4S5jMs9GZ2Zd/PVLuH9o4QRiAGHsvH4bzQcAPnmEy3Hl69VzGaazWsBtyQ27y10uj8eDbnKIBg== |
| 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
| 2026-09-17T11:55:06.249263Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021275observed e23bab4fcf3069d34d4a686b24fc1c15...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:06.228112Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021275/manifest.jsonobserved 86c6d23436f57801fe72e7e7094832d1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:06.209920Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021275/publication.mdobserved 798b06daefa2b07f8dd185fbedcf9a44...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:06.191542Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021275/publication.txtobserved 0c4c397c3b6a79125619e6122976aef0...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. |
|---|