Pith Number

pith:44CXH7X7

pith:2010:44CXH7X7EEFVZE7YILYBCXMACE

not attested not anchored not stored refs pending

Eddington-limited accretion and the black hole mass function at redshift 6

Alain Omont, Celine Reyle, Chris J. Willott, David Crampton, David Schade, Doris Arzoumanian, Jacqueline Bergeron, John B. Hutchings, Loic Albert, Philippe Delorme

arxiv:1006.1342 v1 · 2010-06-07 · 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{44CXH7X7EEFVZE7YILYBCXMACE}

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	2026-05-18T02:06:56.507561Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e70573feff210b5c93f842f0115d8011249d1366c1bd73a0aaf07589e7b57263

Aliases

arxiv: 1006.1342 · arxiv_version: 1006.1342v1 · doi: 10.48550/arxiv.1006.1342 · pith_short_12: 44CXH7X7EEFV · pith_short_16: 44CXH7X7EEFVZE7Y · pith_short_8: 44CXH7X7

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/44CXH7X7EEFVZE7YILYBCXMACE \
  | 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: e70573feff210b5c93f842f0115d8011249d1366c1bd73a0aaf07589e7b57263

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4d873b42a27372caf9ad6a74ad31c06ed4eb132a56bc4fc016fd987688807214",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-06-07T19:36:03Z",
    "title_canon_sha256": "0befb119f61eb386282b3c11e03b109037df01f90412af4e906f3684bf01b029"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1006.1342",
    "kind": "arxiv",
    "version": 1
  }
}