Pith Number

pith:CENNA5RF

pith:2011:CENNA5RFKAIQEX4Y64VQQJOKLV

not attested not anchored not stored refs pending

Evolution of the observed Ly-alpha luminosity function from z = 6.5 to z = 7.7: evidence for the epoch of reionization ?

A. Fontana, A. Moorwood, B. Cl\'ement, B. Milvang-Jensen, B. Venemans, C. Lidman, F. Courbin, J. Fynbo, J. Gallego, J.-G. Cuby, J.-P. Kneib, J. Willis, K.K. Nilsson, L. Pentericci, O. Le F\`evre, P. Hibon, P. Moller, R. McMahon, V. Villar, W. Freudling

arxiv:1105.4235 v2 · 2011-05-21 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CENNA5RFKAIQEX4Y64VQQJOKLV}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T02:01:53.215491Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

111ad076255011025f98f72b0825ca5d601b7e485ac74575db9955c275ac6af8

Aliases

arxiv: 1105.4235 · arxiv_version: 1105.4235v2 · doi: 10.48550/arxiv.1105.4235 · pith_short_12: CENNA5RFKAIQ · pith_short_16: CENNA5RFKAIQEX4Y · pith_short_8: CENNA5RF

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/CENNA5RFKAIQEX4Y64VQQJOKLV \
  | 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: 111ad076255011025f98f72b0825ca5d601b7e485ac74575db9955c275ac6af8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c889de9d7d3e58df3c39ac9ae22d866380c029cecb91647d489d6d8fe4c82ffe",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-05-21T08:47:26Z",
    "title_canon_sha256": "8607b18c05ebfaac4c8a34603d54def51acb2de5125066f9182b19d1d809690d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.4235",
    "kind": "arxiv",
    "version": 2
  }
}