Pith Number

pith:HZ6QBGC6

pith:2012:HZ6QBGC6LOADSGNYMI4PFROBO5

not attested not anchored not stored refs pending

Eigenvalue Distributions of Reduced Density Matrices

Brent Doran, Matthias Christandl, Michael Walter, Stavros Kousidis

arxiv:1204.0741 v2 · 2012-04-03 · quant-ph · math-ph · math.AG · math.MP · math.SG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HZ6QBGC6LOADSGNYMI4PFROBO5}

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	2026-05-18T02:39:54.436239Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3e7d00985e5b803919b86238f2c5c177727020540b048f98b01425d4e12e3327

Aliases

arxiv: 1204.0741 · arxiv_version: 1204.0741v2 · doi: 10.48550/arxiv.1204.0741 · pith_short_12: HZ6QBGC6LOAD · pith_short_16: HZ6QBGC6LOADSGNY · pith_short_8: HZ6QBGC6

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/HZ6QBGC6LOADSGNYMI4PFROBO5 \
  | 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: 3e7d00985e5b803919b86238f2c5c177727020540b048f98b01425d4e12e3327

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6d7c1b884f6db70193d75e9dd16d5aad7fa5de719a0f76c67b84ab076983876b",
    "cross_cats_sorted": [
      "math-ph",
      "math.AG",
      "math.MP",
      "math.SG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-04-03T17:28:50Z",
    "title_canon_sha256": "83c27421490f22f1e602c8bdfef3eb32e29e5bba2ae115c04b39a7af7a68b87f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.0741",
    "kind": "arxiv",
    "version": 2
  }
}