Pith Number

pith:I2G7QO6I

pith:2019:I2G7QO6IOLSR34HQ3B5ANNMK5U

not attested not anchored not stored refs pending

Homogenization results for a coupled system of reaction-diffusion equations

C. Perugia, C. Timofte, G. Cardone

arxiv:1906.05362 v1 · 2019-06-12 · math.AP · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{I2G7QO6IOLSR34HQ3B5ANNMK5U}

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	2026-05-17T23:43:08.726565Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

468df83bc872e51df0f0d87a06b58aed1224897d37607f7ce9ec6aa8d0b98794

Aliases

arxiv: 1906.05362 · arxiv_version: 1906.05362v1 · doi: 10.48550/arxiv.1906.05362 · pith_short_12: I2G7QO6IOLSR · pith_short_16: I2G7QO6IOLSR34HQ · pith_short_8: I2G7QO6I

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/I2G7QO6IOLSR34HQ3B5ANNMK5U \
  | 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: 468df83bc872e51df0f0d87a06b58aed1224897d37607f7ce9ec6aa8d0b98794

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "110bcd7a9f3bf6fcf2d8cdc0da8c89fc3716c079dbd9d60ae1dcf154d3b74968",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2019-06-12T20:02:57Z",
    "title_canon_sha256": "f1e40c5b09b6046e79d9982b135a20e3d8e39f6e7cd16e500840d3f6cbac31a4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.05362",
    "kind": "arxiv",
    "version": 1
  }
}