Pith Number

pith:2GJA3K36

pith:2018:2GJA3K36DZMYHKCCU73ZEAJNPX

not attested not anchored not stored refs pending

A fractional spline collocation-Galerkin method for the time-fractional diffusion equation

Francesca Pitolli, Laura Pezza

arxiv:1803.03970 v1 · 2018-03-11 · 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{2GJA3K36DZMYHKCCU73ZEAJNPX}

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	2026-06-04T19:11:40.404167Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d1920dab7e1e5983a842a7f792012d7dd30b4e27fe69a64fab9211f8a8207fd1

Aliases

arxiv: 1803.03970 · arxiv_version: 1803.03970v1 · doi: 10.48550/arxiv.1803.03970 · pith_short_12: 2GJA3K36DZMY · pith_short_16: 2GJA3K36DZMYHKCC · pith_short_8: 2GJA3K36

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/2GJA3K36DZMYHKCCU73ZEAJNPX \
  | 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: d1920dab7e1e5983a842a7f792012d7dd30b4e27fe69a64fab9211f8a8207fd1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e962e9fbb34f9aeec0f1f4791750c49de1ec82e65cba141fbe171413498629c1",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-03-11T14:57:35Z",
    "title_canon_sha256": "6e65142f04af8abff5cbb9286b53f50eefaa9b7985113413c1dcbd46b735d035"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.03970",
    "kind": "arxiv",
    "version": 1
  }
}