Pith Number

pith:HUJ4K37V

pith:2012:HUJ4K37VOCR4PPM4AK6MVKBWUN

not attested not anchored not stored refs pending

Chemical Evolution of the Carina Dwarf Spheroidal

B.K. Gibson, K. Pilkington

arxiv:1210.7429 v1 · 2012-10-28 · astro-ph.CO · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HUJ4K37VOCR4PPM4AK6MVKBWUN}

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	2026-07-05T05:09:45.773224Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3d13c56ff570a3c7bd9c02bccaa836a349620845012610cbfbd67af05af126e0

Aliases

arxiv: 1210.7429 · arxiv_version: 1210.7429v1 · doi: 10.48550/arxiv.1210.7429 · pith_short_12: HUJ4K37VOCR4 · pith_short_16: HUJ4K37VOCR4PPM4 · pith_short_8: HUJ4K37V

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/HUJ4K37VOCR4PPM4AK6MVKBWUN \
  | 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: 3d13c56ff570a3c7bd9c02bccaa836a349620845012610cbfbd67af05af126e0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "78624580f98b178cf58e1c16c22f1b046db0d9b39d80ac4346a5249ffe4eec1c",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-10-28T09:11:32Z",
    "title_canon_sha256": "58803fb90bbc44d8899ce0a78d0cf7047b7c21fdfe4f54187450323a161d3be3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.7429",
    "kind": "arxiv",
    "version": 1
  }
}