Pith Number

pith:QVP26DVQ

pith:2013:QVP26DVQMIDJKL5N3IUB3XMVJW

not attested not anchored not stored refs pending

Algebraic Approach to Entanglement and Entropy

A. F. Reyes-Lega, Amilcar R. de Queiroz, A. P. Balachandran, T. R. Govindarajan

arxiv:1301.1300 v2 · 2013-01-07 · math-ph · hep-th · math.MP · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QVP26DVQMIDJKL5N3IUB3XMVJW}

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

Typical entanglement entropy with charge conservation

Receipt and verification

First computed	2026-05-18T03:16:28.885777Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

855faf0eb06206952fadda281ddd954d9536fd146ff5b553a8da096e71b09088

Aliases

arxiv: 1301.1300 · arxiv_version: 1301.1300v2 · doi: 10.48550/arxiv.1301.1300 · pith_short_12: QVP26DVQMIDJ · pith_short_16: QVP26DVQMIDJKL5N · pith_short_8: QVP26DVQ

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/QVP26DVQMIDJKL5N3IUB3XMVJW \
  | 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: 855faf0eb06206952fadda281ddd954d9536fd146ff5b553a8da096e71b09088

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6acf339c54402f518ee62a21f2087316d7dc5e66d81076d16528c9c166ce4fef",
    "cross_cats_sorted": [
      "hep-th",
      "math.MP",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2013-01-07T18:50:38Z",
    "title_canon_sha256": "132907018f1da2d017d0d38e6332b64607acd58cf84880e7d7232f8130c5e664"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.1300",
    "kind": "arxiv",
    "version": 2
  }
}