Pith Number

pith:AVND7CZN

pith:2011:AVND7CZNFDLBSNUMPJXSJ4NCGF

not attested not anchored not stored refs pending

Multicolor Photometry of the Galaxies in Abell 1775: Substructures, Luminosity Functions, and Star-Formation Properties

Feng Li, Li Zhang, Qian Yang, Qirong Yuan, Shiyan Zhang, Xu Zhou, Zhaoji Jiang

arxiv:1105.3284 v1 · 2011-05-17 · 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{AVND7CZNFDLBSNUMPJXSJ4NCGF}

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	2026-05-18T02:01:57.425246Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

055a3f8b2d28d619368c7a6f24f1a2317788554905600841f6517bb4fd5eddba

Aliases

arxiv: 1105.3284 · arxiv_version: 1105.3284v1 · doi: 10.48550/arxiv.1105.3284 · pith_short_12: AVND7CZNFDLB · pith_short_16: AVND7CZNFDLBSNUM · pith_short_8: AVND7CZN

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/AVND7CZNFDLBSNUMPJXSJ4NCGF \
  | 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: 055a3f8b2d28d619368c7a6f24f1a2317788554905600841f6517bb4fd5eddba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d59249f920f2ed7298a38ed09ad6afa18a838f4af87cebce8988f88bbe18d6bc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-05-17T06:39:11Z",
    "title_canon_sha256": "71ee70b6c89a617e198bce4fea7d0d086d8579ecef4aae0fde22b50853b72b44"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.3284",
    "kind": "arxiv",
    "version": 1
  }
}