Pith Number

pith:S4JCCEPH

pith:2019:S4JCCEPHMWYOFOF5GWNBDTJ7HL

not attested not anchored not stored refs pending

Periodic Fast Radio Bursts from Young Neutron Stars

Abraham Loeb, Julian B. Mu\~noz, Vikram Ravi

arxiv:1909.00004 v1 · 2019-08-30 · astro-ph.HE · 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{S4JCCEPHMWYOFOF5GWNBDTJ7HL}

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	2026-07-05T00:45:09.269415Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

97122111e765b0e2b8bd359a11cd3f3add5025f00589ebc2aea164b4c1883799

Aliases

arxiv: 1909.00004 · arxiv_version: 1909.00004v1 · doi: 10.48550/arxiv.1909.00004 · pith_short_12: S4JCCEPHMWYO · pith_short_16: S4JCCEPHMWYOFOF5 · pith_short_8: S4JCCEPH

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/S4JCCEPHMWYOFOF5GWNBDTJ7HL \
  | 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: 97122111e765b0e2b8bd359a11cd3f3add5025f00589ebc2aea164b4c1883799

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "530b95dd26d84071dc7092fe2214091c6b775af1d56c278aa0307c22ee8dfdcb",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2019-08-30T18:00:00Z",
    "title_canon_sha256": "feae8e452140db3372dd64a08b94493157152cba3579f64fc88bb54dcd87512a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.00004",
    "kind": "arxiv",
    "version": 1
  }
}