Pith Number

pith:YMMYB6OY

pith:2013:YMMYB6OY6SAE63KV2WYMASCHXO

not attested not anchored not stored refs pending

Photometric Redshifts and Systematic Variations in the SEDs of Luminous Red Galaxies from the SDSS DR7

Jan Snigula, Natascha Greisel, Niv Drory, Ralf Bender, Roberto Saglia, Stella Seitz

arxiv:1303.3005 v2 · 2013-03-12 · 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{YMMYB6OY6SAE63KV2WYMASCHXO}

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	2026-05-18T03:27:22.518387Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c31980f9d8f4804f6d55d5b0c04847bb98af6ea7b1b8cb8ab5eaa10b1a3b9216

Aliases

arxiv: 1303.3005 · arxiv_version: 1303.3005v2 · doi: 10.48550/arxiv.1303.3005 · pith_short_12: YMMYB6OY6SAE · pith_short_16: YMMYB6OY6SAE63KV · pith_short_8: YMMYB6OY

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/YMMYB6OY6SAE63KV2WYMASCHXO \
  | 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: c31980f9d8f4804f6d55d5b0c04847bb98af6ea7b1b8cb8ab5eaa10b1a3b9216

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "70c909bbb589133cef53a7764b1e4c14cba974ffabe079a28726683aa15f71e3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-03-12T20:00:02Z",
    "title_canon_sha256": "2ccd77564f02b934523ffe586ad58c37aadd150ce559a1d9da630c238108cb97"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.3005",
    "kind": "arxiv",
    "version": 2
  }
}