Pith Number

pith:BEBHBPFB

pith:2015:BEBHBPFB5WK422XUAHU4XYTRKB

not attested not anchored not stored refs pending

The entropy of isolated horizons in non-minimally coupling scalar field theory from BF theory

Chao-Guang Huang, Jingbo Wang

arxiv:1507.08807 v1 · 2015-07-31 · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BEBHBPFB5WK422XUAHU4XYTRKB}

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	2026-05-18T01:36:02.800658Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

090270bca1ed95cd6af401e9cbe2715061a307a59fe9bd5912ad5eb7cd5764c1

Aliases

arxiv: 1507.08807 · arxiv_version: 1507.08807v1 · doi: 10.48550/arxiv.1507.08807 · pith_short_12: BEBHBPFB5WK4 · pith_short_16: BEBHBPFB5WK422XU · pith_short_8: BEBHBPFB

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/BEBHBPFB5WK422XUAHU4XYTRKB \
  | 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: 090270bca1ed95cd6af401e9cbe2715061a307a59fe9bd5912ad5eb7cd5764c1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "106671d0d2eb518736a34fc127856bc59ea322ac1e299f3854a6d716b9737c2d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2015-07-31T09:27:12Z",
    "title_canon_sha256": "53cabf97a6154963c7b629fa059e64794050eb0644e9778b6db00bebd78ceecb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.08807",
    "kind": "arxiv",
    "version": 1
  }
}