Pith Number

pith:S3BYMNVN

pith:2022:S3BYMNVNEKRPSODVMLGG6FWR23

not attested not anchored not stored refs pending

A retrieval challenge exercise for the Ariel mission

Billy Edwards, Ingo P. Waldmann, Joanna K. Barstow, Katy L.Chubb, Michiel Min, Patricio E. Cubillos, Quentin Changeat, Ryan J. MacDonald

arxiv:2203.00482 v2 · 2022-03-01 · astro-ph.EP · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{S3BYMNVNEKRPSODVMLGG6FWR23}

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	2026-07-05T04:05:17.150396Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

96c38636ad22a2f9387562cc6f16d1d6fb38a45c3c8229eccb980aa00e7c6d59

Aliases

arxiv: 2203.00482 · arxiv_version: 2203.00482v2 · doi: 10.48550/arxiv.2203.00482 · pith_short_12: S3BYMNVNEKRP · pith_short_16: S3BYMNVNEKRPSODV · pith_short_8: S3BYMNVN

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/S3BYMNVNEKRPSODVMLGG6FWR23 \
  | 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: 96c38636ad22a2f9387562cc6f16d1d6fb38a45c3c8229eccb980aa00e7c6d59

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f5b09f1902725e1dfaab9b928a879e66e9fd99e82d43d113d4114d428cdefae2",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2022-03-01T14:27:05Z",
    "title_canon_sha256": "9caa3bb70e7ea933a3dc66bf7223bc3ec351990438d01c0ad2ba6f94ef0a3472"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.00482",
    "kind": "arxiv",
    "version": 2
  }
}