OT-2026-000018853
Publication integrity record
Two cup vacuum gripper, two outlet manifold, common isolation valve, single 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-2026-000018853) never changes.
Identity and time
| Publication number | OT-2026-000018853 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-d521-7cbd-afbc-2388720969ca · 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-2026-000018853 |
| Status | PUBLIC |
Content hashes
| Canonical text | ed65816e570db6b6a27c86ec79ae4d9f0b86969f20591a8f86b1c1f25c437611 |
|---|---|
| Markdown | 27a8f6617f963ae0b8ff564a303295422e0bb51499233e000fd8648d14c61fb9 |
| Publication page | fad43228f78f3494ed5d08660a1f291de028b4ab28dee07404587f42c9994405 |
| Manifest | 496ca3164f26ddaa9fcff128604bc1854a6473c838a7dfb272aa02cf1fa9521a |
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 | tgJoSe8EZzEh2oxiA+r7FH+68tvsHAJB88vDRy+5SRS7c2WQjVzkBYvIzdB/HTOaCsubJd2uaV/mVU2Asq5BAw== |
| 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
| 2026-09-17T11:59:29.648766Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018853observed fad43228f78f3494ed5d08660a1f291d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:59:29.628397Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018853/manifest.jsonobserved 496ca3164f26ddaa9fcff128604bc185...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:29.610251Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018853/publication.mdobserved 27a8f6617f963ae0b8ff564a30329542...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:29.590591Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018853/publication.txtobserved ed65816e570db6b6a27c86ec79ae4d9f...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. |
|---|