OT-2026-000018653
Publication integrity record
Four cup vacuum gripper, four 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-2026-000018653) never changes.
Identity and time
| Publication number | OT-2026-000018653 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-d520-7658-8cba-d18619d26166 · 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-2026-000018653 |
| Status | PUBLIC |
Content hashes
| Canonical text | b68742c04b86c6817a63d5a6027f80ba75f77b68362701e8512fff057434ec0f |
|---|---|
| Markdown | 30f21e034864a81c0667ed0b1d1f1a85acfe7114dfc372a5de440a0cee1950e0 |
| Publication page | 0ef82b897b15f83e31bf25bee1927cdd6c37c2e2c3ddbf40d8a45b0b60ba195f |
| Manifest | 59b48ebcdfddf8f4eb9bd93e270c360bb1e9e80b9ca37fba2a82b49b4bfb9eb6 |
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 | jtYZRTXuktONoK7fcQoqG4gtlYM4PNs/hf+9GGNZt1AyoOGCEpC1V/H2MmbM7Adub3mMdsj7ldw/BpIaOj1qCw== |
| 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
| 2026-09-17T11:59:09.287911Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018653observed 0ef82b897b15f83e31bf25bee1927cdd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:59:09.269456Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018653/manifest.jsonobserved 59b48ebcdfddf8f4eb9bd93e270c360b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:09.251035Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018653/publication.mdobserved 30f21e034864a81c0667ed0b1d1f1a85...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:09.231172Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018653/publication.txtobserved b68742c04b86c6817a63d5a6027f80ba...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. |
|---|