Pith Number

pith:PO4CAFEL

pith:2018:PO4CAFEL6C5UIX5BCPAV5CGD7F

not attested not anchored not stored refs pending

Spectral Kurtosis Based RFI Mitigation for CHIME

Andre Renard, Ian Tretyakov, Jacob Taylor, Keith Vanderlinde, Kevin Bandura, Kiyoshi Masui, Nolan Denman, Philippe Berger

arxiv:1808.10365 v2 · 2018-08-30 · 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{PO4CAFEL6C5UIX5BCPAV5CGD7F}

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	2026-05-17T23:44:43.059888Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7bb820148bf0bb445fa113c15e88c3f94419acd7ea7b6ca4fe1a458dc0f59689

Aliases

arxiv: 1808.10365 · arxiv_version: 1808.10365v2 · doi: 10.48550/arxiv.1808.10365 · pith_short_12: PO4CAFEL6C5U · pith_short_16: PO4CAFEL6C5UIX5B · pith_short_8: PO4CAFEL

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/PO4CAFEL6C5UIX5BCPAV5CGD7F \
  | 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: 7bb820148bf0bb445fa113c15e88c3f94419acd7ea7b6ca4fe1a458dc0f59689

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "362d0b30885c040fc832a01a679dcc479b25fc15887333792fb87bd657db353c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2018-08-30T15:50:13Z",
    "title_canon_sha256": "9c8df68e94a7658380285ec694a76848dad1e01676288fbb1a7f890e363c0d20"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.10365",
    "kind": "arxiv",
    "version": 2
  }
}