Pith Number

pith:EO5WYPVJ

pith:2007:EO5WYPVJQCNNYJVF2GYEQFFIDD

not attested not anchored not stored refs pending

Resolving the Formation of Protogalaxies. II. Central Gravitational Collapse

2), (2) NASA/GSFC), John H. Wise (1, Matthew J. Turk (1), Tom Abel (1) ((1) KIPAC/Stanford

arxiv:0710.1678 v2 · 2007-10-09 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EO5WYPVJQCNNYJVF2GYEQFFIDD}

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

2 papers in Pith

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

Introducing the Lumina project: large-volume radiation-hydrodynamic simulations of the epochs of hydrogen and helium reionization

Receipt and verification

First computed	2026-07-04T17:06:04.229644Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

23bb6c3ea9809adc26a5d1b04814a818ee4f163470c43fc1ced6af1232266292

Aliases

arxiv: 0710.1678 · arxiv_version: 0710.1678v2 · doi: 10.48550/arxiv.0710.1678 · pith_short_12: EO5WYPVJQCNN · pith_short_16: EO5WYPVJQCNNYJVF · pith_short_8: EO5WYPVJ

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/EO5WYPVJQCNNYJVF2GYEQFFIDD \
  | 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: 23bb6c3ea9809adc26a5d1b04814a818ee4f163470c43fc1ced6af1232266292

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d233eed8273ad6056e1df2507fbacfaf6021003726b5d7dd8d29d2ca5579d429",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-10-09T03:48:18Z",
    "title_canon_sha256": "5370c1e04aabb1cdcb5e318eb931ffaf7c5cae7a2efdb09fc2b013bbd143c45e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0710.1678",
    "kind": "arxiv",
    "version": 2
  }
}