Pith Number

pith:C27PVNIT

pith:2017:C27PVNITYGNN3BIZH7R5G4HZSH

not attested not anchored not stored refs pending

Hermite-Birkhoff interpolation on scattered data on the sphere and other manifolds

Alessandra De Rossi, Giampietro Allasia, Roberto Cavoretto

arxiv:1705.01032 v1 · 2017-05-02 · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{C27PVNITYGNN3BIZH7R5G4HZSH}

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	2026-05-18T00:45:09.047743Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

16befab513c19add85193fe3d370f991ec3c7d8836eabbf5f141edc171311330

Aliases

arxiv: 1705.01032 · arxiv_version: 1705.01032v1 · doi: 10.48550/arxiv.1705.01032 · pith_short_12: C27PVNITYGNN · pith_short_16: C27PVNITYGNN3BIZ · pith_short_8: C27PVNIT

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/C27PVNITYGNN3BIZH7R5G4HZSH \
  | 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: 16befab513c19add85193fe3d370f991ec3c7d8836eabbf5f141edc171311330

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7278694beacdc62eb61b7ad393b2c4ffd6055fb6438f33a81ca514a4893cc2a8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-05-02T15:43:38Z",
    "title_canon_sha256": "5472ab39058b389a55c78455c4dfe93d2223a52b45896291709719bee791d7e5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.01032",
    "kind": "arxiv",
    "version": 1
  }
}