Pith Number

pith:EMNBTYLP

pith:2009:EMNBTYLPDUE2PAVE6E34SPNXTB

not attested not anchored not stored refs pending

Probing the Epoch of Reionization with Milky Way Satellites

Abraham Loeb, Joseph A. Mu\~noz, J\"urg Diemand, Piero Madau

arxiv:0905.4744 v2 · 2009-05-29 · 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{EMNBTYLPDUE2PAVE6E34SPNXTB}

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	2026-05-18T02:13:30.960015Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

231a19e16f1d09a782a4f137c93db7984ae66bdb8932883251928df45dd4436e

Aliases

arxiv: 0905.4744 · arxiv_version: 0905.4744v2 · doi: 10.48550/arxiv.0905.4744 · pith_short_12: EMNBTYLPDUE2 · pith_short_16: EMNBTYLPDUE2PAVE · pith_short_8: EMNBTYLP

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/EMNBTYLPDUE2PAVE6E34SPNXTB \
  | 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: 231a19e16f1d09a782a4f137c93db7984ae66bdb8932883251928df45dd4436e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "26c7aadf61e9567a74b4491403d9e781ce7c30239889725e0c4fa862f2067628",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-05-29T19:39:24Z",
    "title_canon_sha256": "9350a68dcee57d134f23a785411957d2d8a0a6270fd812ff320a96803ad5dd23"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0905.4744",
    "kind": "arxiv",
    "version": 2
  }
}