Pith Number

pith:AQHILCPS

pith:2017:AQHILCPSMJBVUT6EGPL2WGF7ST

not attested not anchored not stored refs pending

Arnold's problem on monotonicity of the Newton number for surface singularities

Justyna Walewska, Szymon Brzostowski, Tadeusz Krasi\'nski

arxiv:1705.00323 v2 · 2017-04-30 · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AQHILCPSMJBVUT6EGPL2WGF7ST}

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	2026-05-18T00:43:20.456906Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

040e8589f262435a4fc433d7ab18bf94e0306909029f6dde9d9f905c7c737a5d

Aliases

arxiv: 1705.00323 · arxiv_version: 1705.00323v2 · doi: 10.48550/arxiv.1705.00323 · pith_short_12: AQHILCPSMJBV · pith_short_16: AQHILCPSMJBVUT6E · pith_short_8: AQHILCPS

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/AQHILCPSMJBVUT6EGPL2WGF7ST \
  | 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: 040e8589f262435a4fc433d7ab18bf94e0306909029f6dde9d9f905c7c737a5d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7a6a19ca6b73f8bfeb2d7ded5fbe9e3c3c8fd4e01b6667045c1a93b2d73bc471",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2017-04-30T15:14:38Z",
    "title_canon_sha256": "9d7658c2063deff94b592315cafcf72da69a8ba1a9989647f0da646c89aefc88"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.00323",
    "kind": "arxiv",
    "version": 2
  }
}