Pith Number

pith:GW7JA226

pith:2015:GW7JA226QKXQNBFBTGWYGZZKCO

not attested not anchored not stored refs pending

A Second Order Time Homogenized Model for Sediment Transport

Ruo Li, Shuonan Wu, Yuchen Jiang

arxiv:1509.09198 v2 · 2015-09-29 · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GW7JA226QKXQNBFBTGWYGZZKCO}

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	2026-05-18T01:17:00.248204Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

35be906b5e82af0684a199ad83672a139c4fd8e5f55916ba5991a4ff51ec1764

Aliases

arxiv: 1509.09198 · arxiv_version: 1509.09198v2 · doi: 10.48550/arxiv.1509.09198 · pith_short_12: GW7JA226QKXQ · pith_short_16: GW7JA226QKXQNBFB · pith_short_8: GW7JA226

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/GW7JA226QKXQNBFBTGWYGZZKCO \
  | 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: 35be906b5e82af0684a199ad83672a139c4fd8e5f55916ba5991a4ff51ec1764

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b157830bfe0ab35ed9794209a6d1ef88238f82c6e23029025057a884ad5df1d1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2015-09-29T02:28:18Z",
    "title_canon_sha256": "9b2aaba2c1fb2ad05c28a91b3c85ca1891333a4d539b90a439de9697d730c4ed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.09198",
    "kind": "arxiv",
    "version": 2
  }
}