Pith Number

pith:BU6GOV55

pith:2010:BU6GOV55GZJ776T5ISVTVDWSUW

not attested not anchored not stored refs pending

Escape fraction of ionizing photons from high-redshift galaxies in cosmological SPH simulations

Hidenobu Yajima (Penn State), Jun-Hwan Choi (UNLV), Kentaro Nagamine (UNLV)

arxiv:1002.3346 v3 · 2010-02-17 · astro-ph.CO · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BU6GOV55GZJ776T5ISVTVDWSUW}

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	2026-05-18T04:04:52.232014Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0d3c6757bd3653fffa7d44ab3a8ed2a5a5e13b80d7a8d5ea32a33e2014409bec

Aliases

arxiv: 1002.3346 · arxiv_version: 1002.3346v3 · doi: 10.48550/arxiv.1002.3346 · pith_short_12: BU6GOV55GZJ7 · pith_short_16: BU6GOV55GZJ776T5 · pith_short_8: BU6GOV55

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/BU6GOV55GZJ776T5ISVTVDWSUW \
  | 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: 0d3c6757bd3653fffa7d44ab3a8ed2a5a5e13b80d7a8d5ea32a33e2014409bec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3d2e800730573b65bd384eb45f63e735f4811bb8bc69226f7c5905ee084538e3",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-02-17T18:38:43Z",
    "title_canon_sha256": "6b3d6a8e14512fc61b33209e929ecd58082805c43763f88eb4a5eec248ec6e8b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1002.3346",
    "kind": "arxiv",
    "version": 3
  }
}