Pith Number

pith:R57O4Z7S

pith:2002:R57O4Z7SAY3H4L6E7CEZZMAINY

not attested not anchored not stored refs pending

Interstellar Scintillation of PSR J0437-4715 on Two Scales

C. Hirano, C. R. Gwinn, S. Boldyrev

arxiv:astro-ph/0204367 v2 · 2002-04-22 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R57O4Z7SAY3H4L6E7CEZZMAINY}

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	2026-05-18T01:40:42.924364Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f7eee67f206367e2fc4f8899cb0086e01795c64cf7f6c3f92305ef8faa38626

Aliases

arxiv: astro-ph/0204367 · arxiv_version: astro-ph/0204367v2 · doi: 10.48550/arxiv.astro-ph/0204367 · pith_short_12: R57O4Z7SAY3H · pith_short_16: R57O4Z7SAY3H4L6E · pith_short_8: R57O4Z7S

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/R57O4Z7SAY3H4L6E7CEZZMAINY \
  | 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: 8f7eee67f206367e2fc4f8899cb0086e01795c64cf7f6c3f92305ef8faa38626

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2e94a5b56ffb58522a7495e994c55049d5b25b98b545f6f3a3c292b6036f1d4c",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-04-22T19:40:16Z",
    "title_canon_sha256": "7e7cdd1ffd806ab209363adb3dda10433a5d2526588fa09781ab0524971beb11"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0204367",
    "kind": "arxiv",
    "version": 2
  }
}