Pith Number

pith:KSFEUG2K

pith:2021:KSFEUG2KDYEZVZBFCINR5A4ONN

not attested not anchored not stored refs pending

A class of adaptive multiresolution ultra-weak discontinuous Galerkin methods for some nonlinear dispersive wave equations

Juntao Huang, Yingda Cheng, Yong Liu, Yuan Liu, Zhanjing Tao

arxiv:2104.05523 v1 · 2021-04-12 · math.NA · cs.NA · physics.comp-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{KSFEUG2KDYEZVZBFCINR5A4ONN}

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	2026-07-05T02:31:13.627957Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

548a4a1b4a1e099ae425121b1e838e6b787c44629d37ba35855a36305001768d

Aliases

arxiv: 2104.05523 · arxiv_version: 2104.05523v1 · doi: 10.48550/arxiv.2104.05523 · pith_short_12: KSFEUG2KDYEZ · pith_short_16: KSFEUG2KDYEZVZBF · pith_short_8: KSFEUG2K

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/KSFEUG2KDYEZVZBFCINR5A4ONN \
  | 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: 548a4a1b4a1e099ae425121b1e838e6b787c44629d37ba35855a36305001768d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "61c33c3566affd10b73dfce866ba67459b919e708e43287845f489ba849c1b7f",
    "cross_cats_sorted": [
      "cs.NA",
      "physics.comp-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2021-04-12T14:51:31Z",
    "title_canon_sha256": "b55b33edb2a667c86fda21970e8fbc77c7626a831db161b0ff1d0687616c0dc2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.05523",
    "kind": "arxiv",
    "version": 1
  }
}