Although the current NFT market appears to have "multi-chain support", it is essentially just putting assets from different chains together on the interface.

The semantic content between chains is fragmented, with inconsistent metadata structures, inconsistent event formats, and inconsistent transaction models, making it either very troublesome for creators to circulate their works across chains or they simply give up.

The technical team of @spaace_io did not take the traditional platform route of "independent management of data across chains," but instead built a Unified Asset Semantics Layer. This layer standardizes the semantics when different chain NFTs enter the system, mapping metadata, attribute structures, transaction events, and ownership relationships to the same semantic model. Although this approach is cumbersome, once the system masters the unified semantics, it can provide a consistent experience for creators and users at a higher level.

This structure, combined with Spaace's Cross-Chain Event Interpreter, can parse and reorganize event logs from different chains (whether EVM-compatible or non-EVM-compatible), ultimately abstracting them into universal content behavior data. For example, behaviors such as mint, transfer, sale, bundle, and collection attach will all be interpreted as standardized events. This means that cross-chain works within Spaace will not experience fragmented experiences due to different chain environments, which is actually a significant engineering capability for content platforms.

To ensure that these cross-chain contents can maintain a consistent loading speed at the interface layer, Spaace has introduced the Multi-Chain Lazy Sync Pipeline, which does not start pulling remote chain data only when the user opens the page.

Instead, it continuously listens to the event streams of various chains through a scheduler, writing changes into an internal intermediate cache layer, so that users do not have to wait for on-chain queries to return during access; the more cross-chain the content is, the more apparent the value of this mechanism becomes, as it helps you avoid the common disaster of "a certain chain getting stuck causing the entire interface to fail to load" that traditional platforms often experience.

More importantly, once the content is unified semantically, Spaace can further conduct graph structure inference based on this layer, which means depicting the relationships between works on different chains through the Inter-Chain Asset Graph Model, rather than treating different chains as isolated ecosystems.

In this way, if creators publish a series of works on multiple chains, the system can automatically identify and merge related content, allowing users to understand the work from a complete perspective, rather than being forced to jump back and forth between different chains.

This cross-chain capability is not a superficial concept of "supporting multiple chains," but rather treats cross-chain content as a unified asset space that can be restructured, analyzed, and associated. From an engineering perspective, it is much more difficult than conventional NFT platforms.

But this is also why Spaace has the ability to maintain consistency in the content ecosystem, as it eliminates the differences between chains with a unified semantic layer, and then organizes the content like a true whole using event interpreters, synchronization pipelines, and cross-chain graph models, rather than a patchwork market.