Pith Number

pith:JPJJOLPE

pith:2016:JPJJOLPEFQ5NELWYAL2XTCPTAX

not attested not anchored not stored refs pending

Measuring entropy and mutual information in the two-dimensional Hubbard model

C. F. Chan, D. Pertot, E. Cocchi, F. Brennecke, J. H. Drewes, L. A. Miller, M. K\"ohl

arxiv:1612.04627 v1 · 2016-12-14 · cond-mat.quant-gas

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JPJJOLPEFQ5NELWYAL2XTCPTAX}

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	2026-05-18T00:30:46.307266Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4bd2972de42c3ad22ed802f57989f305ef48ed245c1feffb878e743d5ed9e9ff

Aliases

arxiv: 1612.04627 · arxiv_version: 1612.04627v1 · doi: 10.48550/arxiv.1612.04627 · pith_short_12: JPJJOLPEFQ5N · pith_short_16: JPJJOLPEFQ5NELWY · pith_short_8: JPJJOLPE

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/JPJJOLPEFQ5NELWYAL2XTCPTAX \
  | 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: 4bd2972de42c3ad22ed802f57989f305ef48ed245c1feffb878e743d5ed9e9ff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "acdef4c175514977c95b35a254b05311cb65480350c25db7a68c127643b02630",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.quant-gas",
    "submitted_at": "2016-12-14T13:36:20Z",
    "title_canon_sha256": "70a1aa9e55b02a503d155f2baf0cb57340a808054c25e3d184decc0d1da4cf85"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.04627",
    "kind": "arxiv",
    "version": 1
  }
}