Pith Number

pith:JLM3YL7G

pith:2015:JLM3YL7GB7Z2PR7B6SXW4JFSIR

not attested not anchored not stored refs pending

On the distribution of galaxy ellipticity in clusters

Elena Dalla Bont\`a, Francesco D'Eugenio, Roger L. Davies, Ryan C. W. Houghton

arxiv:1505.01895 v2 · 2015-05-08 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JLM3YL7GB7Z2PR7B6SXW4JFSIR}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T01:51:49.172942Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4ad9bc2fe60ff3a7c7e1f4af6e24b24444670627bd9bf863f1674117a5e706eb

Aliases

arxiv: 1505.01895 · arxiv_version: 1505.01895v2 · doi: 10.48550/arxiv.1505.01895 · pith_short_12: JLM3YL7GB7Z2 · pith_short_16: JLM3YL7GB7Z2PR7B · pith_short_8: JLM3YL7G

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/JLM3YL7GB7Z2PR7B6SXW4JFSIR \
  | 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: 4ad9bc2fe60ff3a7c7e1f4af6e24b24444670627bd9bf863f1674117a5e706eb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c85ecef6121622d76f7105758807580b365106d3420b37be396b619c62dd431d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-05-08T00:10:11Z",
    "title_canon_sha256": "64c1cf3d361a7d5ff28a06e1df7385ea708c396f219da7201aca1860a1b8d1d4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.01895",
    "kind": "arxiv",
    "version": 2
  }
}