Pith Number

pith:EV3HNOYV

pith:2015:EV3HNOYV6L64BA2ZWEGRQ24U3H

not attested not anchored not stored refs pending

Old age and super-solar metallicity in a massive z~1.4 early-type galaxy from VLT/X-Shooter spectroscopy

Adriana Gargiulo, Andrea Cimatti, Annalisa Citro, Chiara Mancini, Claudia Maraston, Daniel Thomas, Emanuele Daddi, Federica Ciocca, Filippo Mannucci, Ilaria Lonoce, Lucia Pozzetti, Marcella Longhetti, Michele Moresco, Paolo Saracco, Roberto Maiolino, Salvatore Quai, Sperello di Serego Alighieri

arxiv:1509.04000 v1 · 2015-09-14 · 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{EV3HNOYV6L64BA2ZWEGRQ24U3H}

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	2026-05-18T01:28:03.040457Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

257676bb15f2fdc08359b10d186b94d9ecebc7fb6b21957d48fc7a2a2e3cf026

Aliases

arxiv: 1509.04000 · arxiv_version: 1509.04000v1 · doi: 10.48550/arxiv.1509.04000 · pith_short_12: EV3HNOYV6L64 · pith_short_16: EV3HNOYV6L64BA2Z · pith_short_8: EV3HNOYV

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/EV3HNOYV6L64BA2ZWEGRQ24U3H \
  | 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: 257676bb15f2fdc08359b10d186b94d9ecebc7fb6b21957d48fc7a2a2e3cf026

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d1fe0a90c1ba6dab046e0dfb8efc315759ad308606dc4bff089bd5af83ae7bb6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-09-14T08:50:29Z",
    "title_canon_sha256": "913069736d36efeabca5109b8f809c040ca33c8462f3a501c1429b3827428d0a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.04000",
    "kind": "arxiv",
    "version": 1
  }
}