Pith Number

pith:RUVH4JP4

pith:2014:RUVH4JP4CUFFQVWDDKPYPES37D

not attested not anchored not stored refs pending

Formation of an embryonic supermassive star in the first galaxy

Elizabeth J. Tasker, Kazuyuki Omukai, Kohei Inayoshi

arxiv:1404.4630 v2 · 2014-04-17 · astro-ph.GA · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RUVH4JP4CUFFQVWDDKPYPES37D}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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

Direct Collapse Black Hole Candidates from Decaying Dark Matter

Receipt and verification

First computed	2026-05-18T01:43:28.773354Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8d2a7e25fc150a5856c31a9f87925bf8f5c47fa6b0e05b2d18990e1c2c631978

Aliases

arxiv: 1404.4630 · arxiv_version: 1404.4630v2 · doi: 10.48550/arxiv.1404.4630 · pith_short_12: RUVH4JP4CUFF · pith_short_16: RUVH4JP4CUFFQVWD · pith_short_8: RUVH4JP4

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/RUVH4JP4CUFFQVWDDKPYPES37D \
  | 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: 8d2a7e25fc150a5856c31a9f87925bf8f5c47fa6b0e05b2d18990e1c2c631978

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5bcda37136a91df4d210277610ef1559728a28aa6973bda45a8127e55a0a2ca0",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-04-17T20:00:00Z",
    "title_canon_sha256": "0e0b7df6529056467d4620592b77ce49bab9e1fcdaa4f75e3b6d30b389569b77"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.4630",
    "kind": "arxiv",
    "version": 2
  }
}