OT-2026-000019781
Publication integrity record
Four cup vacuum gripper, four outlet manifold, single stage ejector, supply line 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-2026-000019781) never changes.
Identity and time
| Publication number | OT-2026-000019781 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-1fb4-7cf5-805f-062f83979718 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:13.354643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019781 |
| Status | PUBLIC |
Content hashes
| Canonical text | 97ede53c4e1f8888cabb9cebe01186a5efd8f273b54ce4c6294d1aacbd7be7f7 |
|---|---|
| Markdown | 7ea0af87ba43cc472da7defc970c98422e4391b7a3415c7afdd368ce0903ae33 |
| Publication page | 1dd86cd5fc992aa2b692efb1e3e379d717ece1ca8a0a0b4b27a47d7957c09b31 |
| Manifest | 254e44dffe48b5a2a6d4b76e7e1b4699a746797fc69164e180a2f7f8281cbf07 |
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 | CG7gfQ4K+9PelwA6/Zm5rH4QR5ce1XMzOFXpgX6rJ9jFmwM/j7aXomBzRhNUCRX36I00Pq89TGRCMhlDS905Bw== |
| 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
| 2026-09-17T11:57:57.355740Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019781observed 1dd86cd5fc992aa2b692efb1e3e379d7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:57:57.338028Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019781/manifest.jsonobserved 254e44dffe48b5a2a6d4b76e7e1b4699...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:57.322595Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019781/publication.mdobserved 7ea0af87ba43cc472da7defc970c9842...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:57.306516Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019781/publication.txtobserved 97ede53c4e1f8888cabb9cebe01186a5...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. |
|---|