Pith Number

pith:SZCYRAPF

pith:2018:SZCYRAPFTIWRGC2VLTMML2TXJZ

not attested not anchored not stored refs pending

Mass of Dyonic Black Holes and Entropy Super-Additivity

Blake Giant, C.N. Pope, H. Lu, Wei-Jian Geng

arxiv:1811.01981 v1 · 2018-11-05 · 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{SZCYRAPFTIWRGC2VLTMML2TXJZ}

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	2026-07-05T00:01:33.388163Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

96458881e59a2d130b555cd8c5ea774e7a9b86dd43e5e7ed883ef0395815f167

Aliases

arxiv: 1811.01981 · arxiv_version: 1811.01981v1 · doi: 10.48550/arxiv.1811.01981 · pith_short_12: SZCYRAPFTIWR · pith_short_16: SZCYRAPFTIWRGC2V · pith_short_8: SZCYRAPF

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/SZCYRAPFTIWRGC2VLTMML2TXJZ \
  | 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: 96458881e59a2d130b555cd8c5ea774e7a9b86dd43e5e7ed883ef0395815f167

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0b932f46b3d3eb5e05586199fdf740c2a3b31da4845d7850e6feddbeeb9d124e",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2018-11-05T19:02:09Z",
    "title_canon_sha256": "779d0f098cf8fb458316354f541b621eb506e9fbffdea89c7531b216669352e9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.01981",
    "kind": "arxiv",
    "version": 1
  }
}