Pith Number

pith:TYREVNFW

pith:2008:TYREVNFWM7ADLDMJD3J6Q7G7VG

not attested not anchored not stored refs pending

Particle absorption by black holes and the generalized second law of thermodynamics

Scott Funkhouser

arxiv:0807.1938 v10 · 2008-07-11 · physics.gen-ph · 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{TYREVNFWM7ADLDMJD3J6Q7G7VG}

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	2026-05-18T04:10:23.938409Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9e224ab4b667c0358d891ed3e87cdfa990b04814f2f81dc7633564776768568a

Aliases

arxiv: 0807.1938 · arxiv_version: 0807.1938v10 · doi: 10.48550/arxiv.0807.1938 · pith_short_12: TYREVNFWM7AD · pith_short_16: TYREVNFWM7ADLDMJ · pith_short_8: TYREVNFW

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/TYREVNFWM7ADLDMJD3J6Q7G7VG \
  | 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: 9e224ab4b667c0358d891ed3e87cdfa990b04814f2f81dc7633564776768568a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bca3a81568c0b8a87948b084cd8404637f02bde868083a1ee9638351a1fd3b46",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.gen-ph",
    "submitted_at": "2008-07-11T22:02:31Z",
    "title_canon_sha256": "6a38b1e594ddae48e92d7d92117c64c0a3c4442e948a970fe0c6122eaf62afc5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0807.1938",
    "kind": "arxiv",
    "version": 10
  }
}