OT-2026-000021191
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, 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-2026-000021191) never changes.
Identity and time
| Publication number | OT-2026-000021191 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865b-7552-8dcd-289bc960bf32 · 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-2026-000021191 |
| Status | PUBLIC |
Content hashes
| Canonical text | f202248dcfda862614905f2f7181cc9c297bf6c8819e408ffb4cf50d11161ebb |
|---|---|
| Markdown | 1dc9d2bf57221fd6fd8f0569b4f68e9555d13faeb562b07a0f5b02b16249c031 |
| Publication page | f5de0d060d6ee73f9b4a0c8cf946cf0fcecdc439dadd2ed91de23bc8b11b5bfb |
| Manifest | a0edf511008e36fcfc632f74973e0d67489b974e95582684d07b5e62f6037941 |
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 | epFzIJwjeOKKMGtQ5n/rTt1RyE6bfRPoKtPZBqQkjJf+54bBE3osWdJCBl0DpU7zkWTtQ/efPMmcY6B20BS2CQ== |
| 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
| 2026-09-17T11:54:59.076578Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021191observed f5de0d060d6ee73f9b4a0c8cf946cf0f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:59.060223Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021191/manifest.jsonobserved a0edf511008e36fcfc632f74973e0d67...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:59.041136Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021191/publication.mdobserved 1dc9d2bf57221fd6fd8f0569b4f68e95...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:59.022405Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021191/publication.txtobserved f202248dcfda862614905f2f7181cc9c...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. |
|---|