Pith Number

pith:Y75FL7CV

pith:2012:Y75FL7CVJDKONJ5JWAWNITTBSP

not attested not anchored not stored refs pending

SHARDS: an optical spectro-photometric survey of distant galaxies

Almudena Alonso-Herrero, Alvio Renzini, Andrea Cimatti, Antonio Cava, Antonio Hernan-Caballero, Casiana Mu\~noz-Tu\~non, Christopher J. Conselice, David Elbaz, Emmanuele Daddi, Guillermo Barro, Ignacio Ferreras, Ignacio Trujillo, Jaime Zamorano, Javier Cenarro, Javier Rodriguez Zaurin, Jennifer Donley, Jesus Gallego, Jordi Cepa, Jose Miguel Rodriguez-Espinosa, Laurence Tresse, Marc Balcells, Nestor Espino, Nicolas Cardiel, Omaira Gonzalez-Martin, Pablo G. Perez-Gonzalez, Rafael Guzman, R. Gobat, Stephane Charlot, Victor Villar

arxiv:1207.6639 v2 · 2012-07-27 · 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{Y75FL7CVJDKONJ5JWAWNITTBSP}

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	2026-05-18T01:56:06.508292Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c7fa55fc5548d4e6a7a9b02cd44e6193dedf9ba42a873f13b2ef345abd05814d

Aliases

arxiv: 1207.6639 · arxiv_version: 1207.6639v2 · doi: 10.48550/arxiv.1207.6639 · pith_short_12: Y75FL7CVJDKO · pith_short_16: Y75FL7CVJDKONJ5J · pith_short_8: Y75FL7CV

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/Y75FL7CVJDKONJ5JWAWNITTBSP \
  | 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: c7fa55fc5548d4e6a7a9b02cd44e6193dedf9ba42a873f13b2ef345abd05814d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a7276836b8eb68ff73fc0afd8e2ed31b654cde68ce7f48eea4f7333bce309064",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-07-27T20:00:25Z",
    "title_canon_sha256": "9401856955d1fe77f571bf82998e90cff17e8e8fe179cfbc225edb802fa10173"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.6639",
    "kind": "arxiv",
    "version": 2
  }
}