Pith Number

pith:DA7BJ5EE

pith:2023:DA7BJ5EETQVRD6YP3ARZEIUPDK

not attested not anchored not stored refs pending

Extremely metal-poor stars in the Fornax and Carina dwarf spheroidal galaxies

\'A. Sk\'ulad\'ottir, C. Lardo, D. Minniti, F. Primas, K. Venn, L. Mashonkina, P. Jablonka, R. Lucchesi, V. Hill

arxiv:2312.07676 v2 · 2023-12-12 · 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{DA7BJ5EETQVRD6YP3ARZEIUPDK}

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	2026-07-05T08:36:21.083548Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

183e14f4849c2b11fb0fd82392228f1ab650c0895b8d2ba10a29c80235369d4b

Aliases

arxiv: 2312.07676 · arxiv_version: 2312.07676v2 · doi: 10.48550/arxiv.2312.07676 · pith_short_12: DA7BJ5EETQVR · pith_short_16: DA7BJ5EETQVRD6YP · pith_short_8: DA7BJ5EE

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/DA7BJ5EETQVRD6YP3ARZEIUPDK \
  | 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: 183e14f4849c2b11fb0fd82392228f1ab650c0895b8d2ba10a29c80235369d4b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c0375186bfbbf9da7793f64d11a8f1544005137b90860bbe34ac0871803777ad",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2023-12-12T19:13:17Z",
    "title_canon_sha256": "104700c7e42d50d8228580a77d676e52ff0cdeed20ab3edf6323d8886a28eeba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2312.07676",
    "kind": "arxiv",
    "version": 2
  }
}