Pith Number

pith:7KDWK2O4

pith:2017:7KDWK2O4GMHFCXKTPBLKNQ3HFU

not attested not anchored not stored refs pending

Convergence for PDEs with an arbitrary odd order spatial derivative term

Cl\'ementine Court\`es

arxiv:1712.02295 v1 · 2017-12-06 · 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{7KDWK2O4GMHFCXKTPBLKNQ3HFU}

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	2026-05-18T00:28:38.553605Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fa876569dc330e515d537856a6c3672d1ca77cc47e98319dd661ede57550d469

Aliases

arxiv: 1712.02295 · arxiv_version: 1712.02295v1 · doi: 10.48550/arxiv.1712.02295 · pith_short_12: 7KDWK2O4GMHF · pith_short_16: 7KDWK2O4GMHFCXKT · pith_short_8: 7KDWK2O4

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/7KDWK2O4GMHFCXKTPBLKNQ3HFU \
  | 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: fa876569dc330e515d537856a6c3672d1ca77cc47e98319dd661ede57550d469

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "833da71d10a18187700316a1aad656beb8f8f86b8a72744b7717b84782195270",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-12-06T17:21:54Z",
    "title_canon_sha256": "84fce687db21078cd07bda4ecfb46697266bce17767998249086db0d3de9af98"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.02295",
    "kind": "arxiv",
    "version": 1
  }
}