Pith Number

pith:YULPAMP7

pith:2015:YULPAMP7QG7KHVX6NR3UXTIOSA

not attested not anchored not stored refs pending

Entanglement Entropy for Descendent Local Operators in 2D CFTs

Bin Chen, Jie-qiang Wu, Song He, Wu-zhong Guo

arxiv:1507.01157 v2 · 2015-07-05 · 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{YULPAMP7QG7KHVX6NR3UXTIOSA}

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	2026-05-18T01:35:39.664665Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c516f031ff81bea3d6fe6c774bcd0e90025eae8905df7232781a87a837c8abf1

Aliases

arxiv: 1507.01157 · arxiv_version: 1507.01157v2 · doi: 10.48550/arxiv.1507.01157 · pith_short_12: YULPAMP7QG7K · pith_short_16: YULPAMP7QG7KHVX6 · pith_short_8: YULPAMP7

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/YULPAMP7QG7KHVX6NR3UXTIOSA \
  | 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: c516f031ff81bea3d6fe6c774bcd0e90025eae8905df7232781a87a837c8abf1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b5075cef09ed6dfbc6713d9791ce5ba16c51a47b3b5da7f22a82232653265ca8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2015-07-05T01:29:43Z",
    "title_canon_sha256": "f9181dfb12863182b987559b9b23e9b9c83bc7ee434d716ab1ceeffc9f9495f4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.01157",
    "kind": "arxiv",
    "version": 2
  }
}