Pith Number

pith:WGCJFJDE

pith:2019:WGCJFJDEEPN2RXEXIV3IX7LEYP

not attested not anchored not stored refs pending

The entanglement spectrum of chiral fermions on the torus

Ignacio A. Reyes, Pascal Fries

arxiv:1905.05768 v2 · 2019-05-14 · hep-th · 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{WGCJFJDEEPN2RXEXIV3IX7LEYP}

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	2026-07-05T00:21:57.713756Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b18492a46423dba8dc9745768bfd64c3fdd6d5921b79561f1eeafed4fd71ba14

Aliases

arxiv: 1905.05768 · arxiv_version: 1905.05768v2 · doi: 10.48550/arxiv.1905.05768 · pith_short_12: WGCJFJDEEPN2 · pith_short_16: WGCJFJDEEPN2RXEX · pith_short_8: WGCJFJDE

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/WGCJFJDEEPN2RXEXIV3IX7LEYP \
  | 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: b18492a46423dba8dc9745768bfd64c3fdd6d5921b79561f1eeafed4fd71ba14

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "18a492df3e1e6247fac275c7a78ce25ef79f8f58e8132f1671424fa7458981ae",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2019-05-14T18:00:01Z",
    "title_canon_sha256": "ff773d50877c4da61ab16f8ca5dfe5323fcf92a3cfed6e147c63365ead0d28d3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.05768",
    "kind": "arxiv",
    "version": 2
  }
}