Pith Number

pith:Y5E3RMOR

pith:2019:Y5E3RMORGVDLAFGWNEYSS35I2B

not attested not anchored not stored refs pending

Well-posedness and regularity for a fractional tumor growth model

Gianni Gilardi, J\"urgen Sprekels, Pierluigi Colli

arxiv:1906.10874 v1 · 2019-06-26 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Y5E3RMORGVDLAFGWNEYSS35I2B}

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	2026-05-17T23:42:12.988499Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c749b8b1d13546b014d66931296fa8d065ffc9b19b44cac08e59c5e507696e54

Aliases

arxiv: 1906.10874 · arxiv_version: 1906.10874v1 · doi: 10.48550/arxiv.1906.10874 · pith_short_12: Y5E3RMORGVDL · pith_short_16: Y5E3RMORGVDLAFGW · pith_short_8: Y5E3RMOR

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/Y5E3RMORGVDLAFGWNEYSS35I2B \
  | 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: c749b8b1d13546b014d66931296fa8d065ffc9b19b44cac08e59c5e507696e54

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "18338955da3f1af4457c74755733409fff8e3bf9b1eac0e30ad3430b64751483",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2019-06-26T07:00:44Z",
    "title_canon_sha256": "049b5eb72f27fef7d73172477cb11fd5afc0a96004229288026ca182ebc8d6f4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.10874",
    "kind": "arxiv",
    "version": 1
  }
}