Pith Number

pith:MQBXCXGF

pith:2011:MQBXCXGFBZRDSNE2ZUCRPJJE2K

not attested not anchored not stored refs pending

Extragalactic background light inferred from AEGIS galaxy SED-type fractions

A. Dominguez (Universidad de Sevilla/IAA-CSIC), C. J. Conselice (Nottingham), D. C. Koo (UCSC), D. J. Rosario (UCSC), F. Prada (IAA-Csic), J. A. Newman (Pittsburgh), J. R. Primack (UCSC), J.-S. Huang (CfA), M. A. Perez-Torres (IAA-CSIC), M. C. Cooper (Arizona), M. Davis (Berkeley), M. Lozano (Sevilla), P. Barmby (Western Ontario), P. Guhathakurta (UCSC), P. Perez-Gonzalez (Uni. Comp. de Madrid), R. C. Gilmore (SISSA), R. S. Somerville (STSCI), S. M. Faber (UCSC)

arxiv:1103.4534 v1 · 2011-03-15 · 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{MQBXCXGFBZRDSNE2ZUCRPJJE2K}

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	2026-05-18T04:26:01.834423Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6403715cc50e6239349acd0517a524d2943b518fdeb9f998aa3bd9ed96d0e5a9

Aliases

arxiv: 1103.4534 · arxiv_version: 1103.4534v1 · doi: 10.48550/arxiv.1103.4534 · pith_short_12: MQBXCXGFBZRD · pith_short_16: MQBXCXGFBZRDSNE2 · pith_short_8: MQBXCXGF

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/MQBXCXGFBZRDSNE2ZUCRPJJE2K \
  | 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: 6403715cc50e6239349acd0517a524d2943b518fdeb9f998aa3bd9ed96d0e5a9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "29fa28b12f8bf2414afb1c76bd138dba515eb1b2a1b1db56dfa4352b492dc54c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-03-15T20:00:05Z",
    "title_canon_sha256": "466b590c5c9a21c9439573ab0eaf0f0123e8177314d38237ff5de5875edf803b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.4534",
    "kind": "arxiv",
    "version": 1
  }
}