Pith Number

pith:2WW6UX7Z

pith:2011:2WW6UX7ZY2FEKCE7J3XDC6WMZ4

not attested not anchored not stored refs pending

Extracting science from surveys of our Galaxy

James Binney

arxiv:1104.2839 v1 · 2011-04-14 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2WW6UX7ZY2FEKCE7J3XDC6WMZ4}

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	2026-05-18T02:02:28.794453Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d5adea5ff9c68a45089f4eee317acccf31bf6fbd318d4a6a7e74c20e9b6114e6

Aliases

arxiv: 1104.2839 · arxiv_version: 1104.2839v1 · doi: 10.48550/arxiv.1104.2839 · pith_short_12: 2WW6UX7ZY2FE · pith_short_16: 2WW6UX7ZY2FEKCE7 · pith_short_8: 2WW6UX7Z

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/2WW6UX7ZY2FEKCE7J3XDC6WMZ4 \
  | 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: d5adea5ff9c68a45089f4eee317acccf31bf6fbd318d4a6a7e74c20e9b6114e6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ba6904533a85357681c7d52ae9392f5cea0a1cac6e5e0873c92ffaffd2b9e6fd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2011-04-14T17:16:37Z",
    "title_canon_sha256": "2f58a2fe3fd543eb1c52f915bf774418fda12dd5cc07805aa971a3e33db6302c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.2839",
    "kind": "arxiv",
    "version": 1
  }
}