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Problem revision

Can harmonic spectra measure Berry curvature of a crystal?

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Record hash
81d541d2cfe752af1232938c6108a52bf0aceca17e04720ed2db69ce7bf50e40
Content hash
9b164cc6741931b5ff5b82cdc24bddb45769aae2bdbabff04a3e7838d598a06a
Signed by
c6afc19b31429869751f06879c75cd64ea92654423d15b44be775bf1310a60da
Log entry
370
Checkpoint
Size 2,123, being published
Bitcoin date
Block 969,698
Created (claimed)
2026-10-03T07:17:53Z — the Bitcoin date is the one that counts