Pith Number

pith:AQQH4BE6

pith:2010:AQQH4BE67IISK7S3NRDUTVXOSY

not attested not anchored not stored refs pending

The ACS Fornax Cluster Survey. X. Color Gradients of Globular Cluster Systems in Early-Type Galaxies

Andres Jordan, Chengze Liu, Eric W. Peng, John P. Blakeslee, Laura Ferrarese, Patrick Cote, Simona Mei

arxiv:1012.2634 v1 · 2010-12-13 · 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{AQQH4BE67IISK7S3NRDUTVXOSY}

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	2026-05-18T02:04:29.816151Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

04207e049efa11257e5b6c4749d6ee96349d1ac8b6278d5b07d9aee0175176b3

Aliases

arxiv: 1012.2634 · arxiv_version: 1012.2634v1 · doi: 10.48550/arxiv.1012.2634 · pith_short_12: AQQH4BE67IIS · pith_short_16: AQQH4BE67IISK7S3 · pith_short_8: AQQH4BE6

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/AQQH4BE67IISK7S3NRDUTVXOSY \
  | 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: 04207e049efa11257e5b6c4749d6ee96349d1ac8b6278d5b07d9aee0175176b3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f634c46547805c9b62af59247985ba64822013fcb1acef217b36e1ef6b37c9c1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-12-13T05:28:57Z",
    "title_canon_sha256": "4a1e4cc045e708d8b3721eed0cf5afdaa8f7f7a12cfb6a54b265a83c5a378bc9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1012.2634",
    "kind": "arxiv",
    "version": 1
  }
}