Pith Number

pith:Z4HATJJB

pith:2011:Z4HATJJBDJ66URUSTFIGJITS7G

not attested not anchored not stored refs pending

Second order, multi-point problems with variable coefficients

Bryan P. Rynne, Francois Genoud

arxiv:1106.3936 v1 · 2011-06-20 · math.CA · math.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Z4HATJJBDJ66URUSTFIGJITS7G}

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	2026-05-18T03:59:36.742111Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cf0e09a5211a7dea4692995064a272f98fd45dc315d25c65b303df114ff6947c

Aliases

arxiv: 1106.3936 · arxiv_version: 1106.3936v1 · doi: 10.48550/arxiv.1106.3936 · pith_short_12: Z4HATJJBDJ66 · pith_short_16: Z4HATJJBDJ66URUS · pith_short_8: Z4HATJJB

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/Z4HATJJBDJ66URUSTFIGJITS7G \
  | 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: cf0e09a5211a7dea4692995064a272f98fd45dc315d25c65b303df114ff6947c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "288136a8ccf3e5b182ba04a979879e5c89eee2ee21e2e4f23e69da8d8056b29e",
    "cross_cats_sorted": [
      "math.SP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2011-06-20T15:17:07Z",
    "title_canon_sha256": "c9d1beaa67f1677488779d36539d483c490fdaaef33dc925253de1cd8a48a427"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1106.3936",
    "kind": "arxiv",
    "version": 1
  }
}