Pith Number

pith:W2GDD4VX

pith:2009:W2GDD4VXBTMKD7EZHLYBSUG6E2

not attested not anchored not stored refs pending

Autocorrelations of stellar light and mass in the low-redshift Universe

Cheng Li, Simon D. M. White

arxiv:0910.2982 v3 · 2009-10-15 · 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{W2GDD4VXBTMKD7EZHLYBSUG6E2}

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	2026-05-18T02:11:23.120275Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b68c31f2b70cd8a1fc993af01950de2682aca3db952a3c8e2e8f270f5ddf5ba6

Aliases

arxiv: 0910.2982 · arxiv_version: 0910.2982v3 · doi: 10.48550/arxiv.0910.2982 · pith_short_12: W2GDD4VXBTMK · pith_short_16: W2GDD4VXBTMKD7EZ · pith_short_8: W2GDD4VX

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/W2GDD4VXBTMKD7EZHLYBSUG6E2 \
  | 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: b68c31f2b70cd8a1fc993af01950de2682aca3db952a3c8e2e8f270f5ddf5ba6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8e5d16a76088c125cf806384553cc1bf725f7f9938162e276319a68b3a575c91",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-10-15T20:00:04Z",
    "title_canon_sha256": "73828fea85fff5b75a791a336be4f2f1d07beff9eba856b4034a2bf6b92b7cb7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.2982",
    "kind": "arxiv",
    "version": 3
  }
}