Pith Number

pith:OKUPYZ7P

pith:2010:OKUPYZ7PNUKNLDMBPXGSLDST3E

not attested not anchored not stored refs pending

Modelling the spectral energy distribution of galaxies: introducing the artificial neural network

(2) Univ. Edinburgh, (3) ICC-Univ. Durham, 4), (4) Shanghai Astronomical Observatory, (5) INAF-OAPd), A. Petrella (5), A. Schurer (2), C. Almeida (3, C.G. Lacey (3), C.M. Baugh (3), C.S. Frenk (3), D. Selvestrel (5) ((1) INAF-OATs, G.L. Granato (1), L. Paoletti (5), L. Silva (1)

arxiv:1006.4637 v2 · 2010-06-23 · 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{OKUPYZ7PNUKNLDMBPXGSLDST3E}

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	2026-05-18T02:06:43.030282Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

72a8fc67ef6d14d58d817dcd258e53d90cb8c4fb9a4f608cf4584981f3abc74e

Aliases

arxiv: 1006.4637 · arxiv_version: 1006.4637v2 · doi: 10.48550/arxiv.1006.4637 · pith_short_12: OKUPYZ7PNUKN · pith_short_16: OKUPYZ7PNUKNLDMB · pith_short_8: OKUPYZ7P

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/OKUPYZ7PNUKNLDMBPXGSLDST3E \
  | 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: 72a8fc67ef6d14d58d817dcd258e53d90cb8c4fb9a4f608cf4584981f3abc74e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "481487523ed26d739ddbe4a85729732d8015f09ffa0f82f0df5943defa2f6760",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-06-23T20:04:54Z",
    "title_canon_sha256": "4373bef8f9a62a54e3204f7ade09884f6ccf2abe51202d458c2f8b614a7a58ef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1006.4637",
    "kind": "arxiv",
    "version": 2
  }
}