Pith Number

pith:V2P6QVQM

pith:2013:V2P6QVQMBSDWP4SCQZFDJGSVMC

not attested not anchored not stored refs pending

TPZ : Photometric redshift PDFs and ancillary information by using prediction trees and random forests

M. Carrasco Kind, R.J. Brunner

arxiv:1303.7269 v1 · 2013-03-28 · 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{V2P6QVQMBSDWP4SCQZFDJGSVMC}

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	2026-05-18T01:50:51.272614Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ae9fe8560c0c8767f242864a349a55608b9f4d8d9f93815135cbc85b99dec747

Aliases

arxiv: 1303.7269 · arxiv_version: 1303.7269v1 · doi: 10.48550/arxiv.1303.7269 · pith_short_12: V2P6QVQMBSDW · pith_short_16: V2P6QVQMBSDWP4SC · pith_short_8: V2P6QVQM

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/V2P6QVQMBSDWP4SCQZFDJGSVMC \
  | 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: ae9fe8560c0c8767f242864a349a55608b9f4d8d9f93815135cbc85b99dec747

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "14947638c09a4861cbc92ca24e498ac7edba553e2f61f77ee5241b3ea703337b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-03-28T23:14:11Z",
    "title_canon_sha256": "40a4fcfe93bd14cf25246b0842075cb20815d8c4f278860c6a7485140a37cca7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.7269",
    "kind": "arxiv",
    "version": 1
  }
}