Pith Number

pith:D3KYE77H

pith:2009:D3KYE77HRP4ZOKTFTOTRUGJY4H

not attested not anchored not stored refs pending

The Spatial Distribution Function of Galaxies at High Redshift

Hadi Rahmani, Saeed Tavasoli, William C. Saslaw

arxiv:0902.1103 v1 · 2009-02-06 · 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{D3KYE77HRP4ZOKTFTOTRUGJY4H}

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	2026-05-18T04:29:16.751677Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1ed5827fe78bf9972a659ba71a1938e1d2c4d661b13351955b332e63a68d6f4f

Aliases

arxiv: 0902.1103 · arxiv_version: 0902.1103v1 · doi: 10.48550/arxiv.0902.1103 · pith_short_12: D3KYE77HRP4Z · pith_short_16: D3KYE77HRP4ZOKTF · pith_short_8: D3KYE77H

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/D3KYE77HRP4ZOKTFTOTRUGJY4H \
  | 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: 1ed5827fe78bf9972a659ba71a1938e1d2c4d661b13351955b332e63a68d6f4f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2c032592457de95031f03a734c722755e0dcf1d56e228e1c0a80294fecb78855",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-02-06T14:54:03Z",
    "title_canon_sha256": "1ebb19e3617c3b333c31a0d40e4ea29df173091587c29bc0a7f55785b20bd51b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0902.1103",
    "kind": "arxiv",
    "version": 1
  }
}