Pith Number

pith:OBCIYDFB

pith:2021:OBCIYDFB3GNCCJZWDWNHD4WJNE

not attested not anchored not stored refs pending

Reconciling the 16.35-day period of FRB 20180916B with jet precession

Hao-Yan Chen, Mouyuan Sun, Tong Liu, Tuan Yi, Wei-Min Gu

arxiv:2108.08982 v1 · 2021-08-20 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OBCIYDFB3GNCCJZWDWNHD4WJNE}

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	2026-07-05T03:32:15.147826Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

70448c0ca1d99a2127361d9a71f2c969251e279581d3d429e11abed999590464

Aliases

arxiv: 2108.08982 · arxiv_version: 2108.08982v1 · doi: 10.48550/arxiv.2108.08982 · pith_short_12: OBCIYDFB3GNC · pith_short_16: OBCIYDFB3GNCCJZW · pith_short_8: OBCIYDFB

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/OBCIYDFB3GNCCJZWDWNHD4WJNE \
  | 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: 70448c0ca1d99a2127361d9a71f2c969251e279581d3d429e11abed999590464

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "adca098d137db660808add64543ea3d4ccd66dafd07f48994eb5f3aedfeb39d5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2021-08-20T03:31:18Z",
    "title_canon_sha256": "5f0168d8860685f88507d9c92d25c4b94bcfdadceed7547922cfb5794a4ff0e1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.08982",
    "kind": "arxiv",
    "version": 1
  }
}