Pith Number

pith:36CPUQTN

pith:2012:36CPUQTN2KUQDEVFPX6GX5TGLG

not attested not anchored not stored refs pending

Luminous Satellites II: Spatial Distribution, Luminosity Function and Cosmic Evolution

A. M. Nierenberg, C. D. Fassnacht, Michael T. Busha, M. W. Auger, P. J. Marshall, T.Treu

arxiv:1202.2125 v2 · 2012-02-09 · astro-ph.GA · astro-ph.CO

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

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	2026-05-18T01:58:31.539576Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

df84fa426dd2a90192a57dfc6bf66659b4d0c1d2b6df274e3e12a921652dd14c

Aliases

arxiv: 1202.2125 · arxiv_version: 1202.2125v2 · doi: 10.48550/arxiv.1202.2125 · pith_short_12: 36CPUQTN2KUQ · pith_short_16: 36CPUQTN2KUQDEVF · pith_short_8: 36CPUQTN

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/36CPUQTN2KUQDEVFPX6GX5TGLG \
  | 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: df84fa426dd2a90192a57dfc6bf66659b4d0c1d2b6df274e3e12a921652dd14c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1db765c8a2b9d7aace4552101e053d0737ec4a0987c1c64b606cfadb07a0a488",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2012-02-09T21:00:13Z",
    "title_canon_sha256": "471a48748de13e2f477c7eaed61087c076b930f43b4f21582ec218b596c4e0ae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.2125",
    "kind": "arxiv",
    "version": 2
  }
}