OT-2026-000021861
Publication integrity record
Three cup vacuum gripper, three outlet manifold, three stage ejector, sustained 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-2026-000021861) never changes.
Identity and time
| Publication number | OT-2026-000021861 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb5b-7a52-9137-9d4b7fb1a2b9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021861 |
| Status | PUBLIC |
Content hashes
| Canonical text | e3adfb4032183054912e4f6509261606c16a0c060db117cc10aff49aa1d95aa9 |
|---|---|
| Markdown | 000a3f14c6627d87c9c26ce94b50426f01267b58c8f191397ca32853309520ed |
| Publication page | 4e36197d870bbadea23c855cf97ac79650763aae289a2ae71f2e37b7570dd723 |
| Manifest | aa00098a2f2223991d4b13ef20ccb416b3d905fd785d7808ed73a0addedc7277 |
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 | T+25+9fxYa+k8eLXqUxy3MDOx6S5Psp2KjN0bOjaguphXqK8kvicR4Ekc9ujnhVJ8vjCohuI1FySp98I2MSsCg== |
| 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
| 2026-09-17T11:54:25.400235Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021861observed 4e36197d870bbadea23c855cf97ac796...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:25.381816Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021861/manifest.jsonobserved aa00098a2f2223991d4b13ef20ccb416...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:25.363029Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021861/publication.mdobserved 000a3f14c6627d87c9c26ce94b50426f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:25.345217Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021861/publication.txtobserved e3adfb4032183054912e4f6509261606...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. |
|---|