Pith Number

pith:UJVZEBPE

pith:2015:UJVZEBPEQKXZQ7REF7E4EHP7LF

not attested not anchored not stored refs pending

A cosmological context for compact massive galaxies

Claudio Dalla Vecchia, Ignacio Trujillo, Inma Martinez-Valpuesta, Martin Stringer

arxiv:1503.03078 v2 · 2015-03-10 · 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{UJVZEBPEQKXZQ7REF7E4EHP7LF}

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	2026-05-18T01:40:52.553044Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a26b9205e482af987e242fc9c21dff594f9b80605e71d552cea537797c3cb0a3

Aliases

arxiv: 1503.03078 · arxiv_version: 1503.03078v2 · doi: 10.48550/arxiv.1503.03078 · pith_short_12: UJVZEBPEQKXZ · pith_short_16: UJVZEBPEQKXZQ7RE · pith_short_8: UJVZEBPE

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/UJVZEBPEQKXZQ7REF7E4EHP7LF \
  | 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: a26b9205e482af987e242fc9c21dff594f9b80605e71d552cea537797c3cb0a3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fb90c746fcf2adb1a17f66207c3bb0e7b6752cfb24ee1dc3ba48d25453a5aa85",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-03-10T20:00:38Z",
    "title_canon_sha256": "cb3beaa7c0c579336cd01c89ef07213b7a9182b630ea1c2614dee9b367d45c77"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.03078",
    "kind": "arxiv",
    "version": 2
  }
}