Pith Number

pith:C5UXSW7P

pith:2019:C5UXSW7P6INGCRLEUGU527NA4P

not attested not anchored not stored refs pending

On the lifespan of classical solutions to a non-local porous medium problem with nonlinear boundary conditions

Giuseppe Viglialoro, Monica Marras, Nicola Pintus

arxiv:1904.10747 v1 · 2019-04-24 · 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{C5UXSW7P6INGCRLEUGU527NA4P}

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	2026-05-17T23:47:50.088133Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1769795beff21a614564a1a9dd7da0e3edf9c31cd030d0c3810b0bc6f9d53c5b

Aliases

arxiv: 1904.10747 · arxiv_version: 1904.10747v1 · doi: 10.48550/arxiv.1904.10747 · pith_short_12: C5UXSW7P6ING · pith_short_16: C5UXSW7P6INGCRLE · pith_short_8: C5UXSW7P

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/C5UXSW7P6INGCRLEUGU527NA4P \
  | 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: 1769795beff21a614564a1a9dd7da0e3edf9c31cd030d0c3810b0bc6f9d53c5b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0489b57525a557b072ea7d691f050e41603cd6c99fb21b2376cff2ee8633eb53",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2019-04-24T11:13:10Z",
    "title_canon_sha256": "d15f7a664d50793e3b6ddb73d7a281117e6b811cac9057485f2094abb93d5567"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.10747",
    "kind": "arxiv",
    "version": 1
  }
}