Pith Number

pith:POZ3D75H

pith:2004:POZ3D75HBLHQKFFDPW244YORVV

not attested not anchored not stored refs pending

The 2dF Galaxy Redshift Survey: voids and hierarchical scaling models

B. A. Peterson, C. Collins, C. Jackson, C. M. Baugh, C. S. Frenk, D. J. Croton, D. Madgwick, E. Gaztanaga, G. Dalton, G. Efstathiou, I. K. Baldry, I. Lewis, J. A. Peacock, J. Bland-Hawthorn, K. Glazebrook, K. Taylor (the 2dFGRS Team), M. Colless, O. Lahav, P. Norberg, R. Cannon, R. De Propris, R. S. Ellis, S. Cole, S. Lumsden, S. Maddox, S. P. Driver, T. Bridges, W. Couch, W. Sutherland

arxiv:astro-ph/0401406 v2 · 2004-01-20 · 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{POZ3D75HBLHQKFFDPW244YORVV}

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	2026-05-18T04:27:04.675565Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7bb3b1ffa70acf0514a37db5ce61d1ad6c7fdc6050241b9c8b865559c70155ba

Aliases

arxiv: astro-ph/0401406 · arxiv_version: astro-ph/0401406v2 · doi: 10.48550/arxiv.astro-ph/0401406 · pith_short_12: POZ3D75HBLHQ · pith_short_16: POZ3D75HBLHQKFFD · pith_short_8: POZ3D75H

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/POZ3D75HBLHQKFFDPW244YORVV \
  | 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: 7bb3b1ffa70acf0514a37db5ce61d1ad6c7fdc6050241b9c8b865559c70155ba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c44aa1ae659cca5b40873f75ad9e6acd458e77b5f8827a0529c4694d56c90d47",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-01-20T21:09:28Z",
    "title_canon_sha256": "5b30f5848c2cd1c8ac771512cad5bb7516e7c3167e65e79b42700c88067f35c6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0401406",
    "kind": "arxiv",
    "version": 2
  }
}