Pith Number

pith:E4LIMOPK

pith:2019:E4LIMOPKCJ3GLKOZN2XYVC5NC3

not attested not anchored not stored refs pending

Reliable Real-time Seismic Signal/Noise Discrimination with Machine Learning

Anshul Ramachandran, Ashwin Balakrishna, Egill Hauksson, Jennifer Andrews, Men-Andrin Meier, Peter Kundzicz, Suraj Nair, Yisong Yue, Zachary E. Ross, Zefeng Li

arxiv:1901.03467 v1 · 2019-01-11 · physics.geo-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{E4LIMOPKCJ3GLKOZN2XYVC5NC3}

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	2026-05-17T23:56:31.174012Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

27168639ea127665a9d96eaf8a8bad16d1b22b8feee258fcc075c2c490ed9a9b

Aliases

arxiv: 1901.03467 · arxiv_version: 1901.03467v1 · doi: 10.48550/arxiv.1901.03467 · pith_short_12: E4LIMOPKCJ3G · pith_short_16: E4LIMOPKCJ3GLKOZ · pith_short_8: E4LIMOPK

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/E4LIMOPKCJ3GLKOZN2XYVC5NC3 \
  | 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: 27168639ea127665a9d96eaf8a8bad16d1b22b8feee258fcc075c2c490ed9a9b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4b2c8764d8f17a3770576498c7d4587b98456a7b55431e02b11876b7a3db1781",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.geo-ph",
    "submitted_at": "2019-01-11T03:24:55Z",
    "title_canon_sha256": "55666dbd40f9248f63a82440dfd68181f075118333c2d162e394f09f48217848"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.03467",
    "kind": "arxiv",
    "version": 1
  }
}