Pith Number

pith:BLYNKSS7

pith:2013:BLYNKSS7DONQD3IPER6VW5QCRG

not attested not anchored not stored refs pending

Black hole foraging: feedback drives feeding

Andrew King, Walter Dehnen

arxiv:1310.2039 v1 · 2013-10-08 · astro-ph.CO · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BLYNKSS7DONQD3IPER6VW5QCRG}

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	2026-05-18T01:47:13.948167Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0af0d54a5f1b9b01ed0f247d5b7602898fe5a89cffb92444469beae7fe304336

Aliases

arxiv: 1310.2039 · arxiv_version: 1310.2039v1 · doi: 10.48550/arxiv.1310.2039 · pith_short_12: BLYNKSS7DONQ · pith_short_16: BLYNKSS7DONQD3IP · pith_short_8: BLYNKSS7

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/BLYNKSS7DONQD3IPER6VW5QCRG \
  | 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: 0af0d54a5f1b9b01ed0f247d5b7602898fe5a89cffb92444469beae7fe304336

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "41b65b6d4df25274b843c2a93c2e811e0a43e0e236c618ea4201f0089e5c6f0c",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-10-08T08:32:02Z",
    "title_canon_sha256": "9e1573a27f17201dfa5ad61e9a5066c9e7c216fc6ed3493690b1561afe9cb520"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.2039",
    "kind": "arxiv",
    "version": 1
  }
}