Pith Number

pith:QBWHNXRS

pith:2010:QBWHNXRSEZQ225OEKMUELU33IW

not attested not anchored not stored refs pending

Reionization of the Local Group of Galaxies

2), (2) University of Zurich, (3) Astrophysical Institute Potsdam, (4) Universidad Autonoma de Madrid, (5) Hebrew University, (6) Stockholm University), Ben Moore (2), Garrelt Mellema (6) ((1) University of Sussex, Gustavo Yepes (4), Ilian T. Iliev (1, Stefan Gottloeber (3), Yehuda Hoffman (5)

arxiv:1005.3139 v1 · 2010-05-18 · 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{QBWHNXRSEZQ225OEKMUELU33IW}

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	2026-05-18T02:07:17.671950Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

806c76de322661ad75c4532845d37b459591e5254e053bf71d3bd4ece780fbe9

Aliases

arxiv: 1005.3139 · arxiv_version: 1005.3139v1 · doi: 10.48550/arxiv.1005.3139 · pith_short_12: QBWHNXRSEZQ2 · pith_short_16: QBWHNXRSEZQ225OE · pith_short_8: QBWHNXRS

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/QBWHNXRSEZQ225OEKMUELU33IW \
  | 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: 806c76de322661ad75c4532845d37b459591e5254e053bf71d3bd4ece780fbe9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "49f20c177c2db50cc713194a5a98998d2dcc13edd57952c875e56237aebb00c7",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-05-18T10:13:20Z",
    "title_canon_sha256": "16a69db2f7a74857c7df814d9494aa2c52919447883b41240ff9d54ce39fc4cf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1005.3139",
    "kind": "arxiv",
    "version": 1
  }
}