Pith Number

pith:HZBLUI37

pith:2019:HZBLUI37HW774ZJAN7SLU2IZP7

not attested not anchored not stored refs pending

Hierarchical Optimization Time Integration for CFL-rate MPM Stepping

Chenfanfu Jiang, Danny M. Kaufman, Minchen Li, Ming Gao, Min Tang, Xinlei Wang, Xinxin Zhang, Yu Fang

arxiv:1911.07913 v3 · 2019-11-18 · cs.GR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HZBLUI37HW774ZJAN7SLU2IZP7}

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	2026-07-05T00:58:05.888165Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3e42ba237f3dbffe65206fe4ba69197fe9fe4754ffa3aadeb0b737ab9b7e8442

Aliases

arxiv: 1911.07913 · arxiv_version: 1911.07913v3 · doi: 10.48550/arxiv.1911.07913 · pith_short_12: HZBLUI37HW77 · pith_short_16: HZBLUI37HW774ZJA · pith_short_8: HZBLUI37

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/HZBLUI37HW774ZJAN7SLU2IZP7 \
  | 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: 3e42ba237f3dbffe65206fe4ba69197fe9fe4754ffa3aadeb0b737ab9b7e8442

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2e8057038eb4121802da4c8f5f92976042553085ef0d9cf114622986270a4c7f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.GR",
    "submitted_at": "2019-11-18T20:20:32Z",
    "title_canon_sha256": "b16564a7f042b20edc1e7e1a73a7506b000700d15f7b577b5b75f4912ddffe9d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1911.07913",
    "kind": "arxiv",
    "version": 3
  }
}