Pith Number

pith:SSSHA6MX

pith:2014:SSSHA6MX3ZHCMRSSM6XDJ7PDJ4

not attested not anchored not stored refs pending

Entanglement area law from specific heat capacity

Fernando G.S.L. Brandao, Marcus Cramer

arxiv:1409.5946 v3 · 2014-09-21 · quant-ph · cond-mat.stat-mech · cond-mat.str-el · hep-th · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SSSHA6MX3ZHCMRSSM6XDJ7PDJ4}

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.

Receipt and verification

First computed	2026-05-18T01:32:37.727146Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

94a4707997de4e26465267ae34fde34f02a13de9f507a35ff0859de011afcf46

Aliases

arxiv: 1409.5946 · arxiv_version: 1409.5946v3 · doi: 10.48550/arxiv.1409.5946 · pith_short_12: SSSHA6MX3ZHC · pith_short_16: SSSHA6MX3ZHCMRSS · pith_short_8: SSSHA6MX

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/SSSHA6MX3ZHCMRSSM6XDJ7PDJ4 \
  | 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: 94a4707997de4e26465267ae34fde34f02a13de9f507a35ff0859de011afcf46

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "50d55c85a907238dd2a43890ffc6a11d476d3ac43c5f5fa8044fff53a413abc2",
    "cross_cats_sorted": [
      "cond-mat.stat-mech",
      "cond-mat.str-el",
      "hep-th",
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-09-21T06:24:02Z",
    "title_canon_sha256": "50613d25cc9122306e5f7b4d4fd091bf8b51f5a3a8662af640c452a0766e8f99"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.5946",
    "kind": "arxiv",
    "version": 3
  }
}