OT-2026-000018988
Publication integrity record
Three bellows cup vacuum gripper, three 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-2026-000018988) never changes.
Identity and time
| Publication number | OT-2026-000018988 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-d522-7aa6-b7bb-4828a9c05463 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:54.261386Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018988 |
| Status | PUBLIC |
Content hashes
| Canonical text | df95af7ffcebb082b0595aa8f0c59da66a09c423df9db05c8967a94be7e4c107 |
|---|---|
| Markdown | 18c764bdeb5e1e4c4de3812b2e1fa0b6ff81c886d3b9b0ae0748b3f4fc606a39 |
| Publication page | 3c28cae3eaa46f7afa92c2b6de077d14f9f7ab5e38bbfd910396792e937ba3fb |
| Manifest | a29c372c1fae974c7327a809a673eb9d8057c0164bfc614ba3507935b34b59fa |
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 | DdpRVGtL2oIMMRMCOv2pOLPQYA/Cha0hzWiRo9KBNpJcIuf+a/0byZTFzro9TSPJnC88eGSnNSnfvZwjMMmiDg== |
| 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
| 2026-09-17T11:59:40.120077Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018988observed 3c28cae3eaa46f7afa92c2b6de077d14...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:59:40.104184Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018988/manifest.jsonobserved a29c372c1fae974c7327a809a673eb9d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:40.088349Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018988/publication.mdobserved 18c764bdeb5e1e4c4de3812b2e1fa0b6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:40.070339Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018988/publication.txtobserved df95af7ffcebb082b0595aa8f0c59da6...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. |
|---|