Pith Number

pith:F7F3FDYP

pith:2015:F7F3FDYPNT3ML5X74SQTFYZSXQ

not attested not anchored not stored refs pending

On parametric multisummable formal solutions to some nonlinear initial value Cauchy problems

Alberto Lastra, Stephane Malek

arxiv:1501.03951 v1 · 2015-01-16 · math.AP · math.CV

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{F7F3FDYPNT3ML5X74SQTFYZSXQ}

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	2026-05-18T02:29:16.686194Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2fcbb28f0f6cf6c5f6ffe4a132e332bc3ae997be6e7e3ec051a86bd9191a275f

Aliases

arxiv: 1501.03951 · arxiv_version: 1501.03951v1 · doi: 10.48550/arxiv.1501.03951 · pith_short_12: F7F3FDYPNT3M · pith_short_16: F7F3FDYPNT3ML5X7 · pith_short_8: F7F3FDYP

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/F7F3FDYPNT3ML5X74SQTFYZSXQ \
  | 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: 2fcbb28f0f6cf6c5f6ffe4a132e332bc3ae997be6e7e3ec051a86bd9191a275f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7f1e82ee23f5499398824d0fdde6e663b5b408a40fb29b0e28d196267d909d98",
    "cross_cats_sorted": [
      "math.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2015-01-16T11:17:51Z",
    "title_canon_sha256": "49c8aed5bec9067f08e95bbebf3fa9c8d0669daa78516e7e6787163f4a2b5657"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.03951",
    "kind": "arxiv",
    "version": 1
  }
}