Pith Number

pith:B6IHTXBJ

pith:2013:B6IHTXBJQZLJYKN5GVVXRCSDCS

not attested not anchored not stored refs pending

An Empirical Connection between the UV Color of Early Type Galaxies and the Stellar Initial Mass Function

Alexandre Y.K. Bouquin, Armando Gil de Paz, Dennis Zaritsky

arxiv:1310.3255 v1 · 2013-10-11 · 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{B6IHTXBJQZLJYKN5GVVXRCSDCS}

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	2026-05-18T01:47:06.350619Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0f9079dc2986569c29bd356b788a43149e4c4ce928d0eef77f955aadb52a96ff

Aliases

arxiv: 1310.3255 · arxiv_version: 1310.3255v1 · doi: 10.48550/arxiv.1310.3255 · pith_short_12: B6IHTXBJQZLJ · pith_short_16: B6IHTXBJQZLJYKN5 · pith_short_8: B6IHTXBJ

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/B6IHTXBJQZLJYKN5GVVXRCSDCS \
  | 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: 0f9079dc2986569c29bd356b788a43149e4c4ce928d0eef77f955aadb52a96ff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4f132c494cb08c38083e7aa5e72e003785b38bdfca2dda14688bfbeba58f57b2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-10-11T19:30:03Z",
    "title_canon_sha256": "3f9f7e76fa9e6313665e50c35c2f38c392c58b28fd73fd48b8d1a10a91a75c9f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.3255",
    "kind": "arxiv",
    "version": 1
  }
}