Pith Number

pith:TOYFI2J7

pith:2013:TOYFI2J7OWOSKJ3ZGTG4KOMFKB

not attested not anchored not stored refs pending

Holographic Entanglement Entropy and Hidden Fermi surfaces

ZhongYing Fan

arxiv:1303.3472 v5 · 2013-03-14 · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TOYFI2J7OWOSKJ3ZGTG4KOMFKB}

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	2026-05-18T03:19:22.178950Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9bb054693f759d25277934cdc53985504c16b9abf2aecddf6aac62e96fb29667

Aliases

arxiv: 1303.3472 · arxiv_version: 1303.3472v5 · doi: 10.48550/arxiv.1303.3472 · pith_short_12: TOYFI2J7OWOS · pith_short_16: TOYFI2J7OWOSKJ3Z · pith_short_8: TOYFI2J7

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/TOYFI2J7OWOSKJ3ZGTG4KOMFKB \
  | 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: 9bb054693f759d25277934cdc53985504c16b9abf2aecddf6aac62e96fb29667

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cbe6c347b167562d84d20bdb145daf23c52853b782707ef394446de29b35f56a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2013-03-14T15:05:49Z",
    "title_canon_sha256": "d1189dac78c76f5a147fcd4ad0502ebadd40dd247ce8a5fa8e0e6f48a6dc1ed7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.3472",
    "kind": "arxiv",
    "version": 5
  }
}