Pith Number

pith:EPUKQ7FB

pith:2019:EPUKQ7FB45AGQ47Y4PFJPOGZD7

not attested not anchored not stored refs pending

Particle swarm optimization model to predict scour depth around bridge pier

Amir Mosavi, Shahaboddin Shamshirband, Timon Rabczuk

arxiv:1906.08863 v1 · 2019-05-26 · cs.NE · cs.CE · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EPUKQ7FB45AGQ47Y4PFJPOGZD7}

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	2026-05-17T23:42:47.641559Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

23e8a87ca1e7406873f8e3ca97b8d91ff0503c4b1e7977537014ab1d98aedd35

Aliases

arxiv: 1906.08863 · arxiv_version: 1906.08863v1 · doi: 10.48550/arxiv.1906.08863 · pith_short_12: EPUKQ7FB45AG · pith_short_16: EPUKQ7FB45AGQ47Y · pith_short_8: EPUKQ7FB

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/EPUKQ7FB45AGQ47Y4PFJPOGZD7 \
  | 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: 23e8a87ca1e7406873f8e3ca97b8d91ff0503c4b1e7977537014ab1d98aedd35

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d198627477628b994304c8d1edd1e668f60b6bef570fcbd2315009419538bf68",
    "cross_cats_sorted": [
      "cs.CE",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.NE",
    "submitted_at": "2019-05-26T06:53:32Z",
    "title_canon_sha256": "574e50d75b509678cac4a7d1ef81c2001af9b65c6ca9488829f4764ff22ec57b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.08863",
    "kind": "arxiv",
    "version": 1
  }
}