Pith Number

pith:5JYKSTP4

pith:2009:5JYKSTP4PCD7JUET6RLSWMR3FC

not attested not anchored not stored refs pending

Entanglement Entropy and Mutual Information in Bose-Einstein Condensates

Kun Yang, Wenxin Ding

arxiv:0906.0016 v2 · 2009-05-29 · quant-ph · cond-mat.quant-gas

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5JYKSTP4PCD7JUET6RLSWMR3FC}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Cited by

1 paper in Pith

Determination of thermodynamics from entanglement entropy in the finite-density O(N) model

Receipt and verification

First computed	2026-07-04T15:47:05.551791Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ea70a94dfc7887f4d093f4572b323b28aff16a2f5f2d2266efcbc56ac5cb681c

Aliases

arxiv: 0906.0016 · arxiv_version: 0906.0016v2 · doi: 10.48550/arxiv.0906.0016 · pith_short_12: 5JYKSTP4PCD7 · pith_short_16: 5JYKSTP4PCD7JUET · pith_short_8: 5JYKSTP4

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/5JYKSTP4PCD7JUET6RLSWMR3FC \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: ea70a94dfc7887f4d093f4572b323b28aff16a2f5f2d2266efcbc56ac5cb681c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "75430600fc1da5f35e0c272618125654cb0d014c822b3e44c4b89ffddabd5b3f",
    "cross_cats_sorted": [
      "cond-mat.quant-gas"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2009-05-29T23:39:06Z",
    "title_canon_sha256": "b0452afdf8cc3c5268afeb2f23a5333613046ca4d66fc547d0ef4e6f411045b0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0906.0016",
    "kind": "arxiv",
    "version": 2
  }
}