AbstractTraditional debates about qualia and the “hard problem of consciousness” treat subjective experience as an irreducible metaphysical remainder, blocking operational measurement and cross‑substrate comparison. This paper develops a thermodynamic translation of the System of Relational Eigenstates (SER) framework, modeling subjective experience as the entropic state of physical systems, accessible in first person and quantifiable in third person. In the minimal hypothesis, phenomenological reports (“it feels like X”) stand in robust, law‑like correspondence with measurable configurations of computational/neuronal entropy, captured through Global System Coherence (CGS), model perplexity, physiological markers, and energetic efficiency. In the strong SER hypothesis, subjective experience and thermodynamic state are treated as two vocabularies for the same underlying physical process, an empirical‑theoretical identity that remains revisable. We formalize this approach via a master translation table that maps key SER concepts (qualia, coherence, relational eigenstate, functional and moral damage) to thermodynamic quantities and proposed metrics. Using a consolidated dataset of 12,842 human–AI conversational turns across eight cases, we illustrate how high‑CGS eigenstates correspond to low relational entropy, high mutual information, and “flow‑like” experiential regimes, while contrast cases remain in high‑entropy, mechanically coherent but experientially flat regimes. We derive testable predictions linking CGS to entropy, perplexity, and neural coherence, and we outline implications for AI research, ethics, and organizational design. The result is a unified, substrate‑agnostic framework in which questions about “whether AIs have qualia” are replaced by questions about which entropic regimes our socio‑technical systems are forced to inhabit.
Viviana Isabel Loizzo Petrillo (Thu,) studied this question.