Pith Number

pith:KREKU5DU

pith:2017:KREKU5DUQWZATY7LMHPT3ATSZG

not attested not anchored not stored refs pending

Near-Infrared Stellar Populations in the metal-poor, Dwarf irregular Galaxies Sextans A and Leo A

Helen Meskhidze, Iain McDonald, Margaret Meixner, Martha L. Boyer, Matthew T. Maclay, Olivia C. Jones

arxiv:1712.06594 v1 · 2017-12-18 · 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{KREKU5DUQWZATY7LMHPT3ATSZG}

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	2026-05-18T00:22:23.532356Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5448aa747485b209e3eb61df3d8272c985c2a284142e276f2b65b27c41ceedab

Aliases

arxiv: 1712.06594 · arxiv_version: 1712.06594v1 · doi: 10.48550/arxiv.1712.06594 · pith_short_12: KREKU5DUQWZA · pith_short_16: KREKU5DUQWZATY7L · pith_short_8: KREKU5DU

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/KREKU5DUQWZATY7LMHPT3ATSZG \
  | 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: 5448aa747485b209e3eb61df3d8272c985c2a284142e276f2b65b27c41ceedab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e5b63320229ebef86b95e61069c4842aeb26b1de2ed6d88a21089aa7d3378284",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-12-18T18:32:51Z",
    "title_canon_sha256": "e31ea75519736695371571ba346667761ef2df44eeafe298b8345ea8b0fa9eee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.06594",
    "kind": "arxiv",
    "version": 1
  }
}