Pith Number

pith:ZHCG4YMG

pith:2019:ZHCG4YMGT5D5ROY6QBY4JG3C4J

not attested not anchored not stored refs pending

Fast Periodicity Estimation and Reconstruction of hidden components from noisy periodic signal

Bharadwaj Aryasomayajula, Dibakar Sil, Sarbani Palit

arxiv:1901.09167 v1 · 2019-01-26 · eess.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZHCG4YMGT5D5ROY6QBY4JG3C4J}

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	2026-05-17T23:55:26.705402Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c9c46e61869f47d8bb1e8071c49b62e270b506fba11cd935c14519677c264dd9

Aliases

arxiv: 1901.09167 · arxiv_version: 1901.09167v1 · doi: 10.48550/arxiv.1901.09167 · pith_short_12: ZHCG4YMGT5D5 · pith_short_16: ZHCG4YMGT5D5ROY6 · pith_short_8: ZHCG4YMG

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/ZHCG4YMGT5D5ROY6QBY4JG3C4J \
  | 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: c9c46e61869f47d8bb1e8071c49b62e270b506fba11cd935c14519677c264dd9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "edf3a266e57a825bc948f7b7ece6bfb1ab429aba232ec031b81aad10b432465b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2019-01-26T06:00:54Z",
    "title_canon_sha256": "eb6bf0e300eec4d8222511893656062ea99b8772fec08fac9f5f964e8e9c5996"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.09167",
    "kind": "arxiv",
    "version": 1
  }
}