What does this research mean for the field?

The proposed observer-invariant definition of entropy provides a solution to the low entropy of the Big Bang and other open questions in physics. Novelty: ClaimNovelty.NOVEL_FINDING. Consensus alignment: ConsensusAlignment.ESTABLISHES_NEW_DIRECTION.

What question did this study set out to answer?

To present a new, observer-invariant definition of entropy that relates to the low entropy of the Big Bang.

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March 8, 2026Open Access

Ontic Entropy: Low Big Bang Entropy and the Arrow of Time

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Key Points

To present a new, observer-invariant definition of entropy that relates to the low entropy of the Big Bang.
Developed a theoretical framework for ontic entropy
Analyzed the implications for cosmology
Addressed existing open questions regarding entropy
Provided a novel solution to the low entropy of the Big Bang
Suggested that this definition of entropy could explain other unresolved questions in physics.

Abstract

A novel, observer-invariant definition of Entropy based on the ontic character of information. It offers a solution to the question of the low entropy of the Big Bang and other current open questions.

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Authors

Ignacio Ospino

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Ontic Entropy: Low Big Bang Entropy and the Arrow of Time

Key Points

Abstract

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Discussion

Authors

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