Pith Number

pith:YCQLHTK6

pith:2012:YCQLHTK6WS7VB7TZEQ3CA5DAOA

not attested not anchored not stored refs pending

The ELIXR Galaxy Survey. II: Baryons and Dark Matter in an Isolated Elliptical Galaxy

David A. Buote (UC Irvine), Ewan O'Sullivan (Harvard), Philip J. Humphrey, Trevor J. Ponman (Birmingham)

arxiv:1204.3095 v2 · 2012-04-13 · 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{YCQLHTK6WS7VB7TZEQ3CA5DAOA}

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	2026-05-18T01:57:52.593843Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c0a0b3cd5eb4bf50fe7924362074607035774ffe46f541db96c218b6167c0dfc

Aliases

arxiv: 1204.3095 · arxiv_version: 1204.3095v2 · doi: 10.48550/arxiv.1204.3095 · pith_short_12: YCQLHTK6WS7V · pith_short_16: YCQLHTK6WS7VB7TZ · pith_short_8: YCQLHTK6

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/YCQLHTK6WS7VB7TZEQ3CA5DAOA \
  | 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: c0a0b3cd5eb4bf50fe7924362074607035774ffe46f541db96c218b6167c0dfc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7390063f79e06af272dc5b65359f29b3e3c22fa6c8bf8b802685e1619de0d5b5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-04-13T20:00:31Z",
    "title_canon_sha256": "c41ff4648d958d972f3a22fa12d30dee3fc1febac36621c102a33d5086fe1b3e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.3095",
    "kind": "arxiv",
    "version": 2
  }
}