Pith Number

pith:QX7G24EO

pith:2011:QX7G24EO4SLSCSPDWNL7BFAE67

not attested not anchored not stored refs pending

Photon Trapping Enables Super-Eddington Growth of Black-Hole Seeds in Galaxies at High Redshift

Abraham Loeb, Stuart Wyithe

arxiv:1111.5424 v1 · 2011-11-23 · 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{QX7G24EO4SLSCSPDWNL7BFAE67}

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.

Cited by

1 paper in Pith

Origins of Supermassive Black Holes in Galactic Centers

Receipt and verification

First computed	2026-05-18T01:59:26.471289Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85fe6d708ee4972149e3b357f09404f7e57cb9682cf989a58808265ee3b62391

Aliases

arxiv: 1111.5424 · arxiv_version: 1111.5424v1 · doi: 10.48550/arxiv.1111.5424 · pith_short_12: QX7G24EO4SLS · pith_short_16: QX7G24EO4SLSCSPD · pith_short_8: QX7G24EO

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/QX7G24EO4SLSCSPDWNL7BFAE67 \
  | 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: 85fe6d708ee4972149e3b357f09404f7e57cb9682cf989a58808265ee3b62391

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "700161fbb3a3cf8edff0f6072d2cfe9396680c37bbc84677cc2fd0eb75b578df",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-11-23T07:51:50Z",
    "title_canon_sha256": "1f800734b95b4259f3f2592f3d93a55651f46c7e853aa47db3239d935473e34d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.5424",
    "kind": "arxiv",
    "version": 1
  }
}