Pith Number

pith:JH5SVH2D

pith:2013:JH5SVH2DRP4JQOMQYQFHFXOEL5

not attested not anchored not stored refs pending

Strong Subadditivity, Null Energy Condition and Charged Black Holes

Arnab Kundu, Elena Caceres, Juan F. Pedraza, Walter Tangarife

arxiv:1304.3398 v3 · 2013-04-11 · hep-th · 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{JH5SVH2DRP4JQOMQYQFHFXOEL5}

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	2026-05-18T02:56:05.266484Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

49fb2a9f438bf8983990c40a72ddc45f6e00c829ed787087dd25c0e0d0256fa8

Aliases

arxiv: 1304.3398 · arxiv_version: 1304.3398v3 · doi: 10.48550/arxiv.1304.3398 · pith_short_12: JH5SVH2DRP4J · pith_short_16: JH5SVH2DRP4JQOMQ · pith_short_8: JH5SVH2D

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/JH5SVH2DRP4JQOMQYQFHFXOEL5 \
  | 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: 49fb2a9f438bf8983990c40a72ddc45f6e00c829ed787087dd25c0e0d0256fa8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b821b8fee11c7f55b85eafba8a614e60f099e8b214c569bc99ea2b3659ab9239",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2013-04-11T19:13:10Z",
    "title_canon_sha256": "f9ad8630060a09e8fd1f103a8b4449e301c923caf5fc342e9c1e59f1c55c46ad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.3398",
    "kind": "arxiv",
    "version": 3
  }
}