Pith Number

pith:C357N5F7

pith:2009:C357N5F7XMADUQFONQCGSRRGBG

not attested not anchored not stored refs pending

Improved Photometric Redshifts with Surface Luminosity Priors

(2) University of California, (3) Space Telescope Science Institute, AZ, Baltimore, CA, Chun Xu (3) ((1) Arizona State University, James Rhoads (1), Lifang Xia (1), MD), Nimish P. Hathi (2), Norman Grogin (1), Nor Pirzkal (3), Riverside, Rogier A. Windhorst (1), Sangeeta Malhotra (1), Seth Cohen (1)

arxiv:0906.0985 v1 · 2009-06-04 · astro-ph.CO · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{C357N5F7XMADUQFONQCGSRRGBG}

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	2026-05-18T02:13:28.920511Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

16fbf6f4bfbb003a40ae6c0469462609bb4a64cf84d6983766f2e345aff421ef

Aliases

arxiv: 0906.0985 · arxiv_version: 0906.0985v1 · doi: 10.48550/arxiv.0906.0985 · pith_short_12: C357N5F7XMAD · pith_short_16: C357N5F7XMADUQFO · pith_short_8: C357N5F7

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/C357N5F7XMADUQFONQCGSRRGBG \
  | 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: 16fbf6f4bfbb003a40ae6c0469462609bb4a64cf84d6983766f2e345aff421ef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "560b321a407f300337f40d107e54e4a164a5c2dd55674a277181d1b97655e854",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-06-04T20:03:20Z",
    "title_canon_sha256": "ec88651d95a1567f4936869860c74e096ee7bf56d75bfdf9a23543da83efd289"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0906.0985",
    "kind": "arxiv",
    "version": 1
  }
}