Pith Number

pith:C77DKG4V

pith:2015:C77DKG4VUCOGQJFZRDAFM4NMCQ

not attested not anchored not stored refs pending

Simulating the formation of massive seed black holes in the early Universe. II: Impact of rate coefficient uncertainties

Simon C. O. Glover

arxiv:1504.00514 v2 · 2015-04-02 · astro-ph.GA · 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{C77DKG4VUCOGQJFZRDAFM4NMCQ}

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

Ultraviolet diversity of Little Red Dots as a probe for direct-collapse black hole ages

Receipt and verification

First computed	2026-05-18T01:33:05.994205Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

17fe351b95a09c6824b988c05671ac14227011c384d014278d7ab80f393f2849

Aliases

arxiv: 1504.00514 · arxiv_version: 1504.00514v2 · doi: 10.48550/arxiv.1504.00514 · pith_short_12: C77DKG4VUCOG · pith_short_16: C77DKG4VUCOGQJFZ · pith_short_8: C77DKG4V

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/C77DKG4VUCOGQJFZRDAFM4NMCQ \
  | 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: 17fe351b95a09c6824b988c05671ac14227011c384d014278d7ab80f393f2849

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f27e375e40d418b5009c5b4ed540bf2a3f1efe15df1dc432ff72c7020da55752",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-04-02T11:38:27Z",
    "title_canon_sha256": "6e60e06e5e05ab6874a901858b4ad1f804799e8b6b02ed98f709e0e1e115de26"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.00514",
    "kind": "arxiv",
    "version": 2
  }
}