Pith Number

pith:BYLLIJVB

pith:2021:BYLLIJVB4HLBBCCI2MB3MZHDCW

not attested not anchored not stored refs pending

Diffeomorphic shape evolution coupled with a reaction-diffusion PDE on a growth potential

Dai-Ni Hsieh, Laurent Younes, Nicolas Charon, Sylvain Arguill\`ere

arxiv:2101.06508 v1 · 2021-01-16 · math.AP · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BYLLIJVB4HLBBCCI2MB3MZHDCW}

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	2026-07-05T02:07:19.318512Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0e16b426a1e1d6108848d303b664e315b5ea5b39c5a674e90be281e7f8c2b32e

Aliases

arxiv: 2101.06508 · arxiv_version: 2101.06508v1 · doi: 10.48550/arxiv.2101.06508 · pith_short_12: BYLLIJVB4HLB · pith_short_16: BYLLIJVB4HLBBCCI · pith_short_8: BYLLIJVB

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/BYLLIJVB4HLBBCCI2MB3MZHDCW \
  | 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: 0e16b426a1e1d6108848d303b664e315b5ea5b39c5a674e90be281e7f8c2b32e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "01f68bccbe5d1235aa9fb24e0400f34498d5eea46d955b725e7d5cdb0cad16e0",
    "cross_cats_sorted": [
      "math.DS"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2021-01-16T19:41:34Z",
    "title_canon_sha256": "3a75b9138e5fa15c96efee82412810da5a94104dfad03648a63d75f28019305d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.06508",
    "kind": "arxiv",
    "version": 1
  }
}