Pith Number

pith:XFYYHDU4

pith:2013:XFYYHDU4H4LHHAR5HAPNN3TMML

not attested not anchored not stored refs pending

ALFALFA Discovery of the Nearby Gas-Rich Dwarf Galaxy Leo~P. III. An Extremely Metal Deficient Galaxy

Danielle A. Berg, Elizabeth A.K. Adams, Erik Aver, Evan D. Skillman, John J. Salzer, John M. Cannon, Katherine L. Rhode, Keith A. Olive, Kristen B.W. McQuinn, Martha P. Haynes, Nathalie C. Haurberg, Riccardo Giovanelli, Richard W. Pogge

arxiv:1305.0277 v1 · 2013-05-01 · 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{XFYYHDU4H4LHHAR5HAPNN3TMML}

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	2026-05-18T01:50:13.529599Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b971838e9c3f1673823d381ed6ee6c62f4134067254248ca3b7e2a44b4f5d7dc

Aliases

arxiv: 1305.0277 · arxiv_version: 1305.0277v1 · doi: 10.48550/arxiv.1305.0277 · pith_short_12: XFYYHDU4H4LH · pith_short_16: XFYYHDU4H4LHHAR5 · pith_short_8: XFYYHDU4

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/XFYYHDU4H4LHHAR5HAPNN3TMML \
  | 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: b971838e9c3f1673823d381ed6ee6c62f4134067254248ca3b7e2a44b4f5d7dc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f1b56665dc893f645b4c27e008268127b05139451918c35276667e96dd73033a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-05-01T20:03:25Z",
    "title_canon_sha256": "ac9f5ee2cc2208cd1eec97bb025c53d16b6a6d6cbd8009ca4e860aa5e80a6ba7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.0277",
    "kind": "arxiv",
    "version": 1
  }
}