Pith Number

pith:YMCFDEQX

pith:2018:YMCFDEQXCQSYNXZGVFQEX26TA4

not attested not anchored not stored refs pending

Christoffel function on planar domains with piecewise smooth boundary

A. Prymak, O. Usoltseva

arxiv:1809.09205 v2 · 2018-09-24 · math.CA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YMCFDEQXCQSYNXZGVFQEX26TA4}

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	2026-05-17T23:53:50.696021Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c304519217142586df26a9604bebd3072ddae0e6ac21f1dccf02173e0e0f8352

Aliases

arxiv: 1809.09205 · arxiv_version: 1809.09205v2 · doi: 10.48550/arxiv.1809.09205 · pith_short_12: YMCFDEQXCQSY · pith_short_16: YMCFDEQXCQSYNXZG · pith_short_8: YMCFDEQX

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/YMCFDEQXCQSYNXZGVFQEX26TA4 \
  | 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: c304519217142586df26a9604bebd3072ddae0e6ac21f1dccf02173e0e0f8352

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "999115cd67d459c35e666cbacea3cf6ed2ab86b75379784ab82aa0f60facd337",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2018-09-24T20:17:05Z",
    "title_canon_sha256": "068a5f811c8669be938e789799553346a1328a6d35d50a261986e67d8d37f06e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.09205",
    "kind": "arxiv",
    "version": 2
  }
}