Pith Number

pith:UDCUZ4F6

pith:2015:UDCUZ4F63Y7WFPKGZM6LJGWPDY

not attested not anchored not stored refs pending

Stellar Populations of Barred Quiescent Galaxies

A. Bosma, Brooke Simmons, Carolin N. Cardamone, Charlie Conroy, Chris Lintott, David C. Koo, E. Athanassoula, Edmond Cheung, Eric F. Bell, Karen L. Masters, Kyle W. Willett, S. M. Faber, Thomas Melvin

arxiv:1505.02802 v1 · 2015-05-11 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UDCUZ4F63Y7WFPKGZM6LJGWPDY}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T02:14:16.044176Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a0c54cf0bede3f62bd46cb3cb49acf1e39ad2085e571f1a28442636ba617a0d1

Aliases

arxiv: 1505.02802 · arxiv_version: 1505.02802v1 · doi: 10.48550/arxiv.1505.02802 · pith_short_12: UDCUZ4F63Y7W · pith_short_16: UDCUZ4F63Y7WFPKG · pith_short_8: UDCUZ4F6

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/UDCUZ4F63Y7WFPKGZM6LJGWPDY \
  | 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: a0c54cf0bede3f62bd46cb3cb49acf1e39ad2085e571f1a28442636ba617a0d1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6a196cf7eebe72ac480764db23f05d323c8207197523f162f007ca2408bc90bf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-05-11T20:51:41Z",
    "title_canon_sha256": "59abba4875d4b743e89c225a87b70fde76503101f9497903d3eb3b84213b12ea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.02802",
    "kind": "arxiv",
    "version": 1
  }
}