Pith Number

pith:ABXTB3T2

pith:2009:ABXTB3T25JXZQ4BQLSKINJ6NTO

not attested not anchored not stored refs pending

On the use of black hole binaries as probes of local dark energy properties

Edvard Mortsell, Jonas Enander

arxiv:0910.2337 v2 · 2009-10-13 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ABXTB3T25JXZQ4BQLSKINJ6NTO}

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	2026-05-18T02:34:19.117817Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

006f30ee7aea6f9870305c9486a7cd9b9f88cad577f11aeae43b206fcbdfdda9

Aliases

arxiv: 0910.2337 · arxiv_version: 0910.2337v2 · doi: 10.48550/arxiv.0910.2337 · pith_short_12: ABXTB3T25JXZ · pith_short_16: ABXTB3T25JXZQ4BQ · pith_short_8: ABXTB3T2

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/ABXTB3T25JXZQ4BQLSKINJ6NTO \
  | 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: 006f30ee7aea6f9870305c9486a7cd9b9f88cad577f11aeae43b206fcbdfdda9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5267a9a3a9d2569b915886ca46391641b810a7869351f0b7326fb041d8399ba1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-10-13T09:18:07Z",
    "title_canon_sha256": "8a345cad93d7388e64da9b9b9db114af1050e78f00fc6a9426f28d750536c09a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.2337",
    "kind": "arxiv",
    "version": 2
  }
}