Pith Number

pith:XRFTPQEY

pith:2012:XRFTPQEY25PHRJ3QOXBJWOGBLJ

not attested not anchored not stored refs pending

Testing for a large local void by investigating the Near-Infrared Galaxy Luminosity Function

A. J. Barger, I. Wold, L. L. Cowie, L. Trouille, R. C. Keenan, W.-H. Wang

arxiv:1207.1588 v2 · 2012-07-06 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XRFTPQEY25PHRJ3QOXBJWOGBLJ}

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	2026-05-18T01:56:33.801550Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bc4b37c098d75e78a77075c29b38c15a78a665b893fd1f54a64b55bd7cbb1a25

Aliases

arxiv: 1207.1588 · arxiv_version: 1207.1588v2 · doi: 10.48550/arxiv.1207.1588 · pith_short_12: XRFTPQEY25PH · pith_short_16: XRFTPQEY25PHRJ3Q · pith_short_8: XRFTPQEY

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/XRFTPQEY25PHRJ3QOXBJWOGBLJ \
  | 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: bc4b37c098d75e78a77075c29b38c15a78a665b893fd1f54a64b55bd7cbb1a25

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "90aa13867814d5715abf8e999d5be3bd7c9bcfaf6e11a6685cd96a7474d11b97",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-07-06T11:27:25Z",
    "title_canon_sha256": "7ab06933d9307e52dc20a112fd2b8724c3a8dd710d19d6b96a1af20d942443c2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.1588",
    "kind": "arxiv",
    "version": 2
  }
}