Pith Number

pith:X4GD6IBB

pith:2013:X4GD6IBBUWZCEB66ZELY4J6X4T

not attested not anchored not stored refs pending

Investigation of the Puzzling Abundance Pattern in the Stars of the Fornax Dwarf Spheroidal Galaxy

Bo Zhang, Hongjie Li, Wenyuan Cui

arxiv:1309.1519 v1 · 2013-09-06 · astro-ph.GA · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{X4GD6IBBUWZCEB66ZELY4J6X4T}

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	2026-05-18T03:13:59.259940Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bf0c3f2021a5b22207dec9178e27d7e4cb4b3040d4348086489bda9ac2afd00b

Aliases

arxiv: 1309.1519 · arxiv_version: 1309.1519v1 · doi: 10.48550/arxiv.1309.1519 · pith_short_12: X4GD6IBBUWZC · pith_short_16: X4GD6IBBUWZCEB66 · pith_short_8: X4GD6IBB

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/X4GD6IBBUWZCEB66ZELY4J6X4T \
  | 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: bf0c3f2021a5b22207dec9178e27d7e4cb4b3040d4348086489bda9ac2afd00b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "68abda1f7e8d637bf413253eaa0c1bd79ee5cc573e2f0f1e31d2e507cac946fd",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2013-09-06T02:01:04Z",
    "title_canon_sha256": "1fbb96e3e3cffb08e3e039b6af066e7811a1a9e35a2624b3bd767031f8a07f32"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.1519",
    "kind": "arxiv",
    "version": 1
  }
}