Pith Number

pith:LBFQXAE3

pith:2002:LBFQXAE3Y5WVPCPMI3HDXVXJ7L

not attested not anchored not stored refs pending

The 2dF Galaxy Redshift Survey: The environmental dependence of galaxy star formation rates near clusters

Alison Offer, Bruce Peterson, Carlos Frenk, Carlton Baugh, Carole Jackson, Chris Collins, Darren Madgwick, Edward Hawkins, Gavin Dalton, George Efstathiou, Ian Lewis, Ivan Baldry, John Peacock, Joss Bland-Hawthorn, Karl Glazebrook, Keith Taylor, Matthew Colless, Michael Balogh, Nicholas Cross, Ofer Lahav, Peder Norberg, Richard Bower, Richard Ellis, Roberto De Propris, Russell Cannon, Shaun Cole, Simon Driver, Steve Maddox, Stuart Lumsden, Terry Bridges, Warrick Couch, Will Percival, Will Sutherland

arxiv:astro-ph/0203336 v2 · 2002-03-20 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LBFQXAE3Y5WVPCPMI3HDXVXJ7L}

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	2026-05-18T04:27:05.213189Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

584b0b809bc76d5789ec46ce3bd6e9fae72e0748db728da2d2810e84471f9cf9

Aliases

arxiv: astro-ph/0203336 · arxiv_version: astro-ph/0203336v2 · doi: 10.48550/arxiv.astro-ph/0203336 · pith_short_12: LBFQXAE3Y5WV · pith_short_16: LBFQXAE3Y5WVPCPM · pith_short_8: LBFQXAE3

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/LBFQXAE3Y5WVPCPMI3HDXVXJ7L \
  | 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: 584b0b809bc76d5789ec46ce3bd6e9fae72e0748db728da2d2810e84471f9cf9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5e0b1aec8f84add8e37c6576b9ba801e41a658bf870ea7dae851c3cacc09af8e",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-03-20T13:06:00Z",
    "title_canon_sha256": "572ead9739b60e2e33b0297e20d42c280f4a42dce84bda6409dfe5a2c3977603"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0203336",
    "kind": "arxiv",
    "version": 2
  }
}