Pith Number

pith:NGZBWITP

pith:2007:NGZBWITPMJUTIHQJNZIGOFCRG5

not attested not anchored not stored refs pending

Photometric Redshift Estimation on SDSS Data Using Random Forests

Alexander Szalay, Carey Priebe, Samuel Carliles, Sebastien Heinis, Tam\'as Budav\'ari

arxiv:0711.2477 v1 · 2007-11-15 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NGZBWITPMJUTIHQJNZIGOFCRG5}

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.

Cited by

1 paper in Pith

Machine Learning Techniques for Astrophysics and Cosmology: Photometric Redshifts

Receipt and verification

First computed	2026-07-04T15:05:39.364256Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

69b21b226f6269341e096e50671451374ceeaa7b13d9a07f443381bb1bc07a69

Aliases

arxiv: 0711.2477 · arxiv_version: 0711.2477v1 · doi: 10.48550/arxiv.0711.2477 · pith_short_12: NGZBWITPMJUT · pith_short_16: NGZBWITPMJUTIHQJ · pith_short_8: NGZBWITP

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/NGZBWITPMJUTIHQJNZIGOFCRG5 \
  | 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: 69b21b226f6269341e096e50671451374ceeaa7b13d9a07f443381bb1bc07a69

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a7ce0ed5a413c9341ab1b74d7aeb6766001bcd5b34c05d9cac1728a3eb10518",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-11-15T18:27:52Z",
    "title_canon_sha256": "5391ed8f32b2cc56f539e1db10cced3489f7273f04fb4c0934861a4b9bbe66fb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0711.2477",
    "kind": "arxiv",
    "version": 1
  }
}