Pith Number

pith:75WMSU3E

pith:2026:75WMSU3EP6IT5FMGHI7SIEN5SX

not attested not anchored not stored refs pending

Diagrammatic Monte Carlo for Fermionic R\'enyi Entanglement Entropy

Boyuan Shi

arxiv:2605.21632 v1 · 2026-05-20 · cond-mat.str-el · physics.comp-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{75WMSU3EP6IT5FMGHI7SIEN5SX}

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	2026-05-22T01:03:26.236427Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ff6cc953647f913e95863a3f2411bd95cdc5335f7324999131fc9a69a59305f0

Aliases

arxiv: 2605.21632 · arxiv_version: 2605.21632v1 · doi: 10.48550/arxiv.2605.21632 · pith_short_12: 75WMSU3EP6IT · pith_short_16: 75WMSU3EP6IT5FMG · pith_short_8: 75WMSU3E

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/75WMSU3EP6IT5FMGHI7SIEN5SX \
  | 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: ff6cc953647f913e95863a3f2411bd95cdc5335f7324999131fc9a69a59305f0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "952cd6a0db791b5364cb4ecbd726eed2f2b0c466251cf27aa27b1fc52c5408b8",
    "cross_cats_sorted": [
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2026-05-20T18:42:59Z",
    "title_canon_sha256": "5c7b02bf553171d756944265045c59599bdcfc3889823b6a5c4f47db7863b9f3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.21632",
    "kind": "arxiv",
    "version": 1
  }
}