Pith Number

pith:Q4JHQCBD

pith:2015:Q4JHQCBDPPRZLPB2K7YOOJZHK3

not attested not anchored not stored refs pending

SHARDS: A global view of the star formation activity at z~0.84 and z~1.23

(2) Universidad Complutense de Madrid), A. Javier Cenarro, Alba Vidal-Garc\'ia, Almudena Alonso-Herrero, Antonio Cava (1), Antonio Hern\'an-Caballero, Anton M. Koekemoer, Belen Alcalde Pampliega, Casiana Mu\~noz-Tunon, Elena Ricciardelli, Emanuele Daddi, Guillermo Barro, Helena Dom\'inguez S\'anchez, Jesus Gallego, Jose M. Rodriguez-Espinosa, Laurence Tresse, Lucia Rodr\'iguez-Mu\~noz, Marc Huertas-Company, M. Carmen Eliche-Moral, Miroslava Dessauges-Zavadsky, Nestor Espino-Briones, Nicolas Cardiel, Pablo G. P\'erez-Gonz\'alez (2), Pilar Esquej, Stephane Charlot, Victor Villar ((1) Observatoire de Gen\`eve

arxiv:1507.07939 v2 · 2015-07-28 · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Q4JHQCBDPPRZLPB2K7YOOJZHK3}

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	2026-05-18T01:29:38.045084Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

87127808237be395bc3a57f0e7272756d58a5839188c044e5b9e27753398b22c

Aliases

arxiv: 1507.07939 · arxiv_version: 1507.07939v2 · doi: 10.48550/arxiv.1507.07939 · pith_short_12: Q4JHQCBDPPRZ · pith_short_16: Q4JHQCBDPPRZLPB2 · pith_short_8: Q4JHQCBD

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/Q4JHQCBDPPRZLPB2K7YOOJZHK3 \
  | 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: 87127808237be395bc3a57f0e7272756d58a5839188c044e5b9e27753398b22c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "01ebebe7ada2ea30b3b317ff7df26cb7231c164897585ae8c607234518eb6b30",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-07-28T20:01:54Z",
    "title_canon_sha256": "5a64d5216c42a5abacc319cc4e8c0cc575e81d2a62105a1f919afdadcfa229d0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.07939",
    "kind": "arxiv",
    "version": 2
  }
}