Pith Number

pith:47IDGCIB

pith:2013:47IDGCIBUWZURLF3YDUFSF3Y3G

not attested not anchored not stored refs pending

The Redshift Distribution of Intervening Weak MgII Quasar Absorbers and a Curious Dependence on Quasar Luminosity

(2) Centre for Astrophysics, Christopher W. Churchill (1), Elizabeth S. Klimek (1) ((1) New Mexico State University, Jessica L. Evans (1), Michael T. Murphy (2), Nikole M. Nielsen (1), Supercomputing, Swinburne University of Technology)

arxiv:1303.2111 v1 · 2013-03-08 · 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{47IDGCIBUWZURLF3YDUFSF3Y3G}

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	2026-05-18T01:51:09.528763Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e7d0330901a5b348acbbc0e8591778d9851ea3e67217a80d1ba0b2551526b00f

Aliases

arxiv: 1303.2111 · arxiv_version: 1303.2111v1 · doi: 10.48550/arxiv.1303.2111 · pith_short_12: 47IDGCIBUWZU · pith_short_16: 47IDGCIBUWZURLF3 · pith_short_8: 47IDGCIB

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/47IDGCIBUWZURLF3YDUFSF3Y3G \
  | 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: e7d0330901a5b348acbbc0e8591778d9851ea3e67217a80d1ba0b2551526b00f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "54e0d903128e83ac6f8a616e5ca12265f829a134e8de595b1094054d565e1620",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-03-08T21:00:00Z",
    "title_canon_sha256": "6d9f60419412896b655e3c3f51a50be78e34235b3e07708bc543d2387faee331"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.2111",
    "kind": "arxiv",
    "version": 1
  }
}