Pith Number

pith:JTT3V4X3

pith:2018:JTT3V4X33EIVQKRYX3RA3OY5XX

not attested not anchored not stored refs pending

Approximating solutions of linear elliptic PDE's on a smooth manifold using local kernels

Faheem Gilani, John Harlim

arxiv:1809.05894 v3 · 2018-09-16 · math.NA · cs.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{JTT3V4X33EIVQKRYX3RA3OY5XX}

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	2026-05-17T23:41:53.861927Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4ce7baf2fbd911582a38bee20dbb1dbde93a14cf686f6540fd444ce1a80af0c0

Aliases

arxiv: 1809.05894 · arxiv_version: 1809.05894v3 · doi: 10.48550/arxiv.1809.05894 · pith_short_12: JTT3V4X33EIV · pith_short_16: JTT3V4X33EIVQKRY · pith_short_8: JTT3V4X3

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/JTT3V4X33EIVQKRYX3RA3OY5XX \
  | 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: 4ce7baf2fbd911582a38bee20dbb1dbde93a14cf686f6540fd444ce1a80af0c0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "65e98e8f0548c7a56989d700233a77afc8e1185d5f4c26164760912f0a17c57b",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-09-16T15:10:49Z",
    "title_canon_sha256": "dcceb1d36742c8ee02ba7f1a8438cf4c6985e54e65bea24d9f97f3ae4ba6470f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.05894",
    "kind": "arxiv",
    "version": 3
  }
}