Pith Number

pith:QXYCAXNT

pith:2010:QXYCAXNTO2FODTCPQGTI267TAC

not attested not anchored not stored refs pending

Which galaxies host bars and disks? A study of the Coma cluster

2), J. A. L. Aguerri (1, J. Mendez-Abreu (1, R. Sanchez-Janssen (3)

arxiv:1002.0583 v1 · 2010-02-02 · 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{QXYCAXNTO2FODTCPQGTI267TAC}

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	2026-05-18T02:09:20.743533Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85f0205db3768ae1cc4f81a68d7bf300850b71653a6182cef0af6cbb79fb031e

Aliases

arxiv: 1002.0583 · arxiv_version: 1002.0583v1 · doi: 10.48550/arxiv.1002.0583 · pith_short_12: QXYCAXNTO2FO · pith_short_16: QXYCAXNTO2FODTCP · pith_short_8: QXYCAXNT

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/QXYCAXNTO2FODTCPQGTI267TAC \
  | 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: 85f0205db3768ae1cc4f81a68d7bf300850b71653a6182cef0af6cbb79fb031e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7a64fed4278b1872e0b32e91269da741d1a49ad1bd349870ac3eeac886573b75",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-02-02T21:00:16Z",
    "title_canon_sha256": "8f30c9022c7ce07c5afe8a87e4fa422fe0421e7fb7011f0ee3bde265bf0a6a8a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1002.0583",
    "kind": "arxiv",
    "version": 1
  }
}