Pith Number

pith:PUB6CSFR

pith:2012:PUB6CSFRVO2H33XLLO7PBBJEOG

not attested not anchored not stored refs pending

Gravitational entropy and thermodynamics away from the horizon

A. J. M. Medved, Ram Brustein

arxiv:1201.5754 v2 · 2012-01-27 · 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{PUB6CSFRVO2H33XLLO7PBBJEOG}

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	2026-05-18T01:58:40.900349Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7d03e148b1abb47deeeb5bbef085247180133c465e8ff24c2260759760e74b58

Aliases

arxiv: 1201.5754 · arxiv_version: 1201.5754v2 · doi: 10.48550/arxiv.1201.5754 · pith_short_12: PUB6CSFRVO2H · pith_short_16: PUB6CSFRVO2H33XL · pith_short_8: PUB6CSFR

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/PUB6CSFRVO2H33XLLO7PBBJEOG \
  | 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: 7d03e148b1abb47deeeb5bbef085247180133c465e8ff24c2260759760e74b58

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dcaf6e09e630fc7eb9feca505588fdafea4fda390a858f3c2b0d75fef3c96c09",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2012-01-27T12:02:40Z",
    "title_canon_sha256": "695a6d95c3ce63b5a839bfca5769b7dfdb2565f915ccb05a3000d43072b488d7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.5754",
    "kind": "arxiv",
    "version": 2
  }
}