Pith Number

pith:2IGYOH7Z

pith:2013:2IGYOH7ZAY7APCXPGV74MC4EN7

not attested not anchored not stored refs pending

Quantization of Black Holes entropy and its cosmological consequences

Cosimo Stornaiolo, Gerardo Cristofano, Giuseppe Maiella

arxiv:1305.0738 v1 · 2013-05-03 · 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{2IGYOH7ZAY7APCXPGV74MC4EN7}

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	2026-05-18T01:50:12.688043Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d20d871ff9063e078aef357fc60b846fec735382227781be5a89274dac27f14a

Aliases

arxiv: 1305.0738 · arxiv_version: 1305.0738v1 · doi: 10.48550/arxiv.1305.0738 · pith_short_12: 2IGYOH7ZAY7A · pith_short_16: 2IGYOH7ZAY7APCXP · pith_short_8: 2IGYOH7Z

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/2IGYOH7ZAY7APCXPGV74MC4EN7 \
  | 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: d20d871ff9063e078aef357fc60b846fec735382227781be5a89274dac27f14a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8b767c0e1e1dbc8020d893d98a41b6b4fd876e8318d6c29d142b58477247bfb8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2013-05-03T14:55:52Z",
    "title_canon_sha256": "07c84e29e80cd8dd94afcbcb96371d669b6b3809d1d272bc1b43a69ecb0b0803"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.0738",
    "kind": "arxiv",
    "version": 1
  }
}