Pith Number

pith:OIER7Z4G

pith:2016:OIER7Z4GXY7WHSUFJDGQQ6H6DD

not attested not anchored not stored refs pending

Effective numerical treatment of sub-diffusion equation with non-smooth solution

Jungang Wang, Yan Li, Yufeng Nie, Zongze Yang

arxiv:1605.04504 v3 · 2016-05-15 · 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{OIER7Z4GXY7WHSUFJDGQQ6H6DD}

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	2026-05-18T00:19:59.484534Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

72091fe786be3f63ca8548cd0878fe18fa33cc95bce00ed83d50be62b5f2b934

Aliases

arxiv: 1605.04504 · arxiv_version: 1605.04504v3 · doi: 10.48550/arxiv.1605.04504 · pith_short_12: OIER7Z4GXY7W · pith_short_16: OIER7Z4GXY7WHSUF · pith_short_8: OIER7Z4G

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/OIER7Z4GXY7WHSUFJDGQQ6H6DD \
  | 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: 72091fe786be3f63ca8548cd0878fe18fa33cc95bce00ed83d50be62b5f2b934

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5afb02dbd51bfb9d80cbdd1814bd1b258968694f624cfd77aa8ef8dd3328a471",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2016-05-15T07:35:37Z",
    "title_canon_sha256": "d4a03d704b77a814091a156cc239058ffda59fc69e00b00b12d5d8faa241d67d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.04504",
    "kind": "arxiv",
    "version": 3
  }
}