Pith Number

pith:R7FCXZBU

pith:2013:R7FCXZBUDATAWJMJTAILEAD6G3

not attested not anchored not stored refs pending

Galaxy size trends as a consequence of cosmology

B. P. Moster, F. Combes, F. Shankar, G. S. Novak, M. Huertas-Company, M. J. Stringer

arxiv:1310.3823 v2 · 2013-10-14 · 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{R7FCXZBUDATAWJMJTAILEAD6G3}

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	2026-05-18T01:47:05.617705Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8fca2be43418260b25899810b2007e36e3774349277716be6a4974446190de26

Aliases

arxiv: 1310.3823 · arxiv_version: 1310.3823v2 · doi: 10.48550/arxiv.1310.3823 · pith_short_12: R7FCXZBUDATA · pith_short_16: R7FCXZBUDATAWJMJ · pith_short_8: R7FCXZBU

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/R7FCXZBUDATAWJMJTAILEAD6G3 \
  | 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: 8fca2be43418260b25899810b2007e36e3774349277716be6a4974446190de26

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a055e008912f6675fda3a105b05ebce462cb1cf1ec4818baa1242f77ba3121d7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-10-14T20:00:01Z",
    "title_canon_sha256": "f12ddb695188786aa1b0efeb7c6d98a032e2902a6325a1f6da9b1df2bba046d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.3823",
    "kind": "arxiv",
    "version": 2
  }
}