Pith Number

pith:6YM6HB5B

pith:2017:6YM6HB5BMYEVAV2YSDOEUA5253

not attested not anchored not stored refs pending

High Order Finite Difference Schemes for the Heat Equation Whose Convergence Rates are Higher Than Their Truncation Errors

Adi Ditkowski

arxiv:1711.07926 v1 · 2017-11-21 · 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{6YM6HB5BMYEVAV2YSDOEUA5253}

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	2026-05-18T00:29:56.135109Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f619e387a1660950575890dc4a03baeee9576dde3b2f42ee2dbfb6cf0be94d3d

Aliases

arxiv: 1711.07926 · arxiv_version: 1711.07926v1 · doi: 10.48550/arxiv.1711.07926 · pith_short_12: 6YM6HB5BMYEV · pith_short_16: 6YM6HB5BMYEVAV2Y · pith_short_8: 6YM6HB5B

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/6YM6HB5BMYEVAV2YSDOEUA5253 \
  | 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: f619e387a1660950575890dc4a03baeee9576dde3b2f42ee2dbfb6cf0be94d3d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cd786a21fce4b5755883163c82920badf9ebff3c31fd7a941084dd4f7884986c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-11-21T17:17:50Z",
    "title_canon_sha256": "9e4e325e7190cf93e8247fcc9d41b428744f5e6944b36a024b3557616c0d7179"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.07926",
    "kind": "arxiv",
    "version": 1
  }
}