Pith Number

pith:GCZ3AJKV

pith:2014:GCZ3AJKV5DOWGFE7HBEDMQGEY4

not attested not anchored not stored refs pending

The ALHAMBRA survey: an empirical estimation of the cosmic variance for merger fraction studies based on close pairs

A. Del Olmo, A. Fern\'andez-Soto, A. J. Cenarro, A. Molino, B. Ascaso, C. Hern\'andez-Monteagudo, C. Husillos, C. L\'opez-Sanjuan, D. Crist\'obal-Hornillos, E. Alfaro, F. J. Castander, F. Prada, I. M\'arquez, J. A. L. Aguerri, J. Cabrera-Ca\~no, J. Cepa, J. Masegosa, J. M. Quintana, J. Perea, J. Varela, L. Infante, M. Cervi\~no, M. Huertas-Company, M. Moles, M. Povi\'c, N. Ben\'itez, P. Arnalte-Mur, R. M. Gonz\'alez Delgado, T. Broadhurst, V. J. Mart\'inez

arxiv:1401.4993 v1 · 2014-01-20 · 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{GCZ3AJKV5DOWGFE7HBEDMQGEY4}

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	2026-05-18T02:51:22.928341Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

30b3b02555e8dd63149f38483640c4c712baba550f16c95ec72fedf16bcad942

Aliases

arxiv: 1401.4993 · arxiv_version: 1401.4993v1 · doi: 10.48550/arxiv.1401.4993 · pith_short_12: GCZ3AJKV5DOW · pith_short_16: GCZ3AJKV5DOWGFE7 · pith_short_8: GCZ3AJKV

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/GCZ3AJKV5DOWGFE7HBEDMQGEY4 \
  | 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: 30b3b02555e8dd63149f38483640c4c712baba550f16c95ec72fedf16bcad942

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "55a190a6484e480f312d82e95af44af66f9426bab320223b8b145942fffdc65c",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2014-01-20T17:30:12Z",
    "title_canon_sha256": "6113c581a05f7bd62f546872b1c74272ab6f9a4022008ec075d936614a9e0e08"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.4993",
    "kind": "arxiv",
    "version": 1
  }
}