Pith Number

pith:ITY4F3LG

pith:2013:ITY4F3LGLXE67NEAAOTMSJA2FG

not attested not anchored not stored refs pending

The puzzling merging cluster Abell 1914: new insights from the kinematics of member galaxies

2), 4), Astronomy Dept., Italy (4) Trieste University, Italy (5) Fundacion Galileo Galilei - INAF, M. Girardi (3, R. Barrena (1, Spain), Spain (2) La Laguna University, Spain (3) Osservatorio Astronomico di Trieste, W. Boschin (5) ((1) Instituto de Astrofisica de Canarias

arxiv:1301.5200 v1 · 2013-01-22 · 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{ITY4F3LGLXE67NEAAOTMSJA2FG}

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	2026-05-18T01:52:04.677383Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

44f1c2ed665dc9efb48003a6c9241a298a2bc094138d69b8dc2ec9642419d507

Aliases

arxiv: 1301.5200 · arxiv_version: 1301.5200v1 · doi: 10.48550/arxiv.1301.5200 · pith_short_12: ITY4F3LGLXE6 · pith_short_16: ITY4F3LGLXE67NEA · pith_short_8: ITY4F3LG

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/ITY4F3LGLXE67NEAAOTMSJA2FG \
  | 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: 44f1c2ed665dc9efb48003a6c9241a298a2bc094138d69b8dc2ec9642419d507

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e38722fa5ea29ab04ce3b3e1c88efbc318faaa945ad5e8389d94cbf0088e9046",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-01-22T14:48:21Z",
    "title_canon_sha256": "971d311096ead0e8df43ea3dcb0067916765b12132a553396a34af204f330f25"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.5200",
    "kind": "arxiv",
    "version": 1
  }
}