Pith Number

pith:FNWUEJFG

pith:2012:FNWUEJFG2LDUETNDGDJE2AG4CN

not attested not anchored not stored refs pending

RR Lyrae variables in the Small Magellanic Cloud - II. The extended area: chemical and structural analysis

Despina Hatzidimitriou, Efstratios Kapakos

arxiv:1210.1954 v1 · 2012-10-06 · 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{FNWUEJFG2LDUETNDGDJE2AG4CN}

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	2026-05-18T03:43:04.737877Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2b6d4224a6d2c7424da330d24d00dc137054e064ab5420a1f9b9bb59e69122b4

Aliases

arxiv: 1210.1954 · arxiv_version: 1210.1954v1 · doi: 10.48550/arxiv.1210.1954 · pith_short_12: FNWUEJFG2LDU · pith_short_16: FNWUEJFG2LDUETND · pith_short_8: FNWUEJFG

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/FNWUEJFG2LDUETNDGDJE2AG4CN \
  | 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: 2b6d4224a6d2c7424da330d24d00dc137054e064ab5420a1f9b9bb59e69122b4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e33bc0220b031dae29452fbb60760fa715275e83818ed31f66ad3b10f0e4b711",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-10-06T12:41:27Z",
    "title_canon_sha256": "593004596031731c058f59b8676636bb1701c6adea3c2d03c6cc285350200277"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.1954",
    "kind": "arxiv",
    "version": 1
  }
}