Pith Number

pith:5CL2IORH

pith:2012:5CL2IORHZZUWYC3ZDSPJWGMBRG

not attested not anchored not stored refs pending

On the central helium-burning variable stars of the LeoI dwarf spheroidal galaxy

A. Pietrinferni, E. J. Bernard, G. Bono, G. Fiorentino, M. Monelli, P. B. Stetson

arxiv:1209.6496 v1 · 2012-09-28 · astro-ph.GA · 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{5CL2IORHZZUWYC3ZDSPJWGMBRG}

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	2026-05-18T01:54:12.879727Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e897a43a27ce696c0b791c9e9b198189ae26434c7fa6ea9a3b04f44a5ba48f4c

Aliases

arxiv: 1209.6496 · arxiv_version: 1209.6496v1 · doi: 10.48550/arxiv.1209.6496 · pith_short_12: 5CL2IORHZZUW · pith_short_16: 5CL2IORHZZUWYC3Z · pith_short_8: 5CL2IORH

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/5CL2IORHZZUWYC3ZDSPJWGMBRG \
  | 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: e897a43a27ce696c0b791c9e9b198189ae26434c7fa6ea9a3b04f44a5ba48f4c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5a0919de4254cfa5ac71fcb42d5c18399e4e50a1c17f45beb1cb11cb88ab264b",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2012-09-28T11:54:12Z",
    "title_canon_sha256": "71521867fcfab7df3b866089d60cb0e0c62c42a0dec2c8701ada902d13cec8ad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.6496",
    "kind": "arxiv",
    "version": 1
  }
}