Pith Number

pith:5HU7FJIA

pith:2015:5HU7FJIAOKVGAJG57BCNPGPIUQ

not attested not anchored not stored refs pending

Thermodynamic response functions and Maxwell relations for a Kerr black hole

J. Torres-Arenas, L. Escamilla

arxiv:1507.04929 v1 · 2015-06-16 · physics.gen-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5HU7FJIAOKVGAJG57BCNPGPIUQ}

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	2026-05-18T01:36:42.397632Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e9e9f2a50072aa6024ddf844d799e8a41a0478329f19b942b707774fcb9dbf1d

Aliases

arxiv: 1507.04929 · arxiv_version: 1507.04929v1 · doi: 10.48550/arxiv.1507.04929 · pith_short_12: 5HU7FJIAOKVG · pith_short_16: 5HU7FJIAOKVGAJG5 · pith_short_8: 5HU7FJIA

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/5HU7FJIAOKVGAJG57BCNPGPIUQ \
  | 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: e9e9f2a50072aa6024ddf844d799e8a41a0478329f19b942b707774fcb9dbf1d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "baaca7ef94c34a2d7671440a80d0e7b376e2205978c010a502ed92e5f99d8fe7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.gen-ph",
    "submitted_at": "2015-06-16T19:50:12Z",
    "title_canon_sha256": "dcaadc86fc040eb4562b5122c03c07c77e8bbbfeab6de12a46e70fc0f0965c85"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.04929",
    "kind": "arxiv",
    "version": 1
  }
}