OT-2026-000019976
Publication integrity record
Six bellows cup vacuum gripper, six 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-2026-000019976) never changes.
Identity and time
| Publication number | OT-2026-000019976 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-1fb7-75d1-ae15-3349a49ce0a9 · 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-2026-000019976 |
| Status | PUBLIC |
Content hashes
| Canonical text | c2cfe65e7eaeed6c8a25c4046ffd44753f67b5cf72c388b878486e8627ea0340 |
|---|---|
| Markdown | 0cbec860ec7b0e305369deaef524d2cdac22998a86a7dffa637b60ae3b7c3c51 |
| Publication page | 0b82cf0b38900de8d442bef9082fa32a940970f191d0f67900cde01280ec799a |
| Manifest | a6e31ab76c7b41877025cd26898c7b2dc0c804ec4ba297aa68c3c5fb61db05aa |
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 | vfYgwLiKVTSNWq5gWsfQBCKAe8/teCEmyGIxUBMauIUPNej3hGV78cpnddN7NkQMsZpC5DOhN6cknM/WTexyBA== |
| 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
| 2026-09-17T11:58:12.856165Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019976observed 0b82cf0b38900de8d442bef9082fa32a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:12.837742Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019976/manifest.jsonobserved a6e31ab76c7b41877025cd26898c7b2d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:12.817442Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019976/publication.mdobserved 0cbec860ec7b0e305369deaef524d2cd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:12.797418Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019976/publication.txtobserved c2cfe65e7eaeed6c8a25c4046ffd4475...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. |
|---|