Pith Number

pith:KVA2VQYF

pith:2014:KVA2VQYFOZSOAC2ZCNTTURVMWH

not attested not anchored not stored refs pending

Regularity of solutions to fully nonlinear elliptic and parabolic free boundary problems

Andreas Minne, Emanuel Indrei

arxiv:1403.4300 v1 · 2014-03-17 · 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{KVA2VQYFOZSOAC2ZCNTTURVMWH}

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	2026-05-18T00:28:41.577753Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5541aac3057664e00b5913673a46acb1fcba2181ac1d994241d8cfa80fae6909

Aliases

arxiv: 1403.4300 · arxiv_version: 1403.4300v1 · doi: 10.48550/arxiv.1403.4300 · pith_short_12: KVA2VQYFOZSO · pith_short_16: KVA2VQYFOZSOAC2Z · pith_short_8: KVA2VQYF

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/KVA2VQYFOZSOAC2ZCNTTURVMWH \
  | 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: 5541aac3057664e00b5913673a46acb1fcba2181ac1d994241d8cfa80fae6909

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e74ba8d9c8523cff13e0e4d7f8f740823804530329881b2510a39f5f3088cdb3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2014-03-17T23:00:40Z",
    "title_canon_sha256": "cccb5a9364c81eeca65e3bafee559534da001fe981f404be09cb120b0ec77bd6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.4300",
    "kind": "arxiv",
    "version": 1
  }
}