Pith Number

pith:KVPJKDPS

pith:2013:KVPJKDPSB7CCX3YUSY45C5O767

not attested not anchored not stored refs pending

The Origin of Dust in Early-Type Galaxies and Implications for Accretion onto Supermassive Black Holes

Brazil), Daniel Dicken (IAS, France), Paul Martini (The Ohio State University), Thaisa Storchi-Bergmann (UFGRS

arxiv:1302.5124 v1 · 2013-02-20 · 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{KVPJKDPSB7CCX3YUSY45C5O767}

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	2026-05-18T01:51:34.713223Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

555e950df20fc42bef149639d175dff7e7d56088d65afee65b1221c6f6c51251

Aliases

arxiv: 1302.5124 · arxiv_version: 1302.5124v1 · doi: 10.48550/arxiv.1302.5124 · pith_short_12: KVPJKDPSB7CC · pith_short_16: KVPJKDPSB7CCX3YU · pith_short_8: KVPJKDPS

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/KVPJKDPSB7CCX3YUSY45C5O767 \
  | 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: 555e950df20fc42bef149639d175dff7e7d56088d65afee65b1221c6f6c51251

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1b1bd3497c0f02b31502d1d14b95a82299ce500723375bc22c78eee5c9e32ce0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-02-20T21:19:46Z",
    "title_canon_sha256": "b445f06101ad802bdc7f35d502f0577edde7865d1de08b0b81f4ec789f141478"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.5124",
    "kind": "arxiv",
    "version": 1
  }
}