Pith Number

pith:C4WNVNRU

pith:2010:C4WNVNRULHTTMY7RAKCAF4MKJ4

not attested not anchored not stored refs pending

Entanglement from density measurements: analytical density-functional for the entanglement of strongly correlated fermions

Irene D'Amico, Vivian V. Fran\c{c}a

arxiv:1007.1172 v2 · 2010-07-07 · quant-ph · cond-mat.dis-nn · cond-mat.quant-gas · cond-mat.str-el

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{C4WNVNRULHTTMY7RAKCAF4MKJ4}

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	2026-05-18T03:45:32.134117Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

172cdab63459e73663f1028402f18a4f2166a96f08090faa0a7cab914fec9090

Aliases

arxiv: 1007.1172 · arxiv_version: 1007.1172v2 · doi: 10.48550/arxiv.1007.1172 · pith_short_12: C4WNVNRULHTT · pith_short_16: C4WNVNRULHTTMY7R · pith_short_8: C4WNVNRU

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/C4WNVNRULHTTMY7RAKCAF4MKJ4 \
  | 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: 172cdab63459e73663f1028402f18a4f2166a96f08090faa0a7cab914fec9090

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9c68cf933a1ba8caae93a0cbe910914bba2d2ebdab44e1fc901bcd3284b02b3d",
    "cross_cats_sorted": [
      "cond-mat.dis-nn",
      "cond-mat.quant-gas",
      "cond-mat.str-el"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2010-07-07T15:59:53Z",
    "title_canon_sha256": "001f6bb60ff403c7362a0b860ac64b69091319b961a688ec6fec0908db0f4a3f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1007.1172",
    "kind": "arxiv",
    "version": 2
  }
}