Pith Number

pith:PQECNN6J

pith:2008:PQECNN6JJSLLP4ACJTEWANE3XM

not attested not anchored not stored refs pending

Energy and Angular Momentum of Dilaton Black Holes

Marcelo Samuel Berman

arxiv:0804.0881 v5 · 2008-04-06 · 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{PQECNN6JJSLLP4ACJTEWANE3XM}

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	2026-05-18T03:41:21.669350Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7c0826b7c94c96b7f0024cc960349bbb0c7bf9605062b2d4c8ec66cdd1b5fadc

Aliases

arxiv: 0804.0881 · arxiv_version: 0804.0881v5 · doi: 10.48550/arxiv.0804.0881 · pith_short_12: PQECNN6JJSLL · pith_short_16: PQECNN6JJSLLP4AC · pith_short_8: PQECNN6J

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/PQECNN6JJSLLP4ACJTEWANE3XM \
  | 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: 7c0826b7c94c96b7f0024cc960349bbb0c7bf9605062b2d4c8ec66cdd1b5fadc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad8877e5e4f091443f27d990f7b838b0e758195bdde10211030fa6a310f09249",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.gen-ph",
    "submitted_at": "2008-04-06T00:42:11Z",
    "title_canon_sha256": "450e370be14795d18acc8f377f16e610a88d26108f46dc6cb80868407740ce8b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0804.0881",
    "kind": "arxiv",
    "version": 5
  }
}