Pith Number

pith:PUWFGFDZ

pith:2011:PUWFGFDZXDMJ57LYK7RUIM5CZM

not attested not anchored not stored refs pending

Entanglement in random pure states: Spectral density and average von Neumann entropy

Akhilesh Pandey, Santosh Kumar

arxiv:1105.5418 v1 · 2011-05-26 · cond-mat.stat-mech · math-ph · 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{PUWFGFDZXDMJ57LYK7RUIM5CZM}

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	2026-05-18T03:26:32.685468Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7d2c531479b8d89efd7857e34433a2cb0ef61824a213b95b14f24d7024e598eb

Aliases

arxiv: 1105.5418 · arxiv_version: 1105.5418v1 · doi: 10.48550/arxiv.1105.5418 · pith_short_12: PUWFGFDZXDMJ · pith_short_16: PUWFGFDZXDMJ57LY · pith_short_8: PUWFGFDZ

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/PUWFGFDZXDMJ57LYK7RUIM5CZM \
  | 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: 7d2c531479b8d89efd7857e34433a2cb0ef61824a213b95b14f24d7024e598eb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d66a857a3ef22abcc53c1435314115091c1b43db03212e416ea54111e32dc783",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.stat-mech",
    "submitted_at": "2011-05-26T22:12:18Z",
    "title_canon_sha256": "20afbeba439fcd04274c0f67350b0e7efad9c73c46dbc7f0cf6d6e6e9b03fbe9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.5418",
    "kind": "arxiv",
    "version": 1
  }
}