Pith Number

pith:BFFBXR4E

pith:2010:BFFBXR4EB2E7W54TTP3PJO5ZFO

not attested not anchored not stored refs pending

The ugrizYJHK luminosity distributions and densities from the combined MGC, SDSS and UKIDSS LAS datasets

Aaron Robotham, David T. Hill, Ewan Cameron, Jochen Liske, Nicholas Cross, Simon P. Driver

arxiv:1002.3788 v1 · 2010-02-19 · astro-ph.CO · 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{BFFBXR4EB2E7W54TTP3PJO5ZFO}

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	2026-05-18T02:08:58.798345Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

094a1bc7840e89fb77939bf6f4bbb92ba24238e6004cc249801fc88119f21d7b

Aliases

arxiv: 1002.3788 · arxiv_version: 1002.3788v1 · doi: 10.48550/arxiv.1002.3788 · pith_short_12: BFFBXR4EB2E7 · pith_short_16: BFFBXR4EB2E7W54T · pith_short_8: BFFBXR4E

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/BFFBXR4EB2E7W54TTP3PJO5ZFO \
  | 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: 094a1bc7840e89fb77939bf6f4bbb92ba24238e6004cc249801fc88119f21d7b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "36297781c74995bf5255c8535c110b72c1109c1a09cf9f9f572e50cf5ddba186",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-02-19T17:19:02Z",
    "title_canon_sha256": "5da7ffe42cddedb8a743823c96d747e78260a355a4ab4b55498583e2b989551c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1002.3788",
    "kind": "arxiv",
    "version": 1
  }
}