Pith Number

pith:F3L6EE7P

pith:2007:F3L6EE7P5BCCCT5ACC3JD6GP4D

not attested not anchored not stored refs pending

Extending the range of error estimates for radial approximation in Euclidean space and on spheres

E. H. Georgoulis, J. Levesley, R. A. Brownlee

arxiv:0705.4368 v1 · 2007-05-30 · math.NA · cs.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{F3L6EE7P5BCCCT5ACC3JD6GP4D}

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	2026-06-03T22:06:01.004808Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2ed7e213efe844214fa010b691f8cfe0e81379ab90a5cb22f471ce8001e878ac

Aliases

arxiv: 0705.4368 · arxiv_version: 0705.4368v1 · doi: 10.48550/arxiv.0705.4368 · pith_short_12: F3L6EE7P5BCC · pith_short_16: F3L6EE7P5BCCCT5A · pith_short_8: F3L6EE7P

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/F3L6EE7P5BCCCT5ACC3JD6GP4D \
  | 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: 2ed7e213efe844214fa010b691f8cfe0e81379ab90a5cb22f471ce8001e878ac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d35d5c264e20acae48d6003b1e785158dd908c571dfff74fb51b90bfbae2705a",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "",
    "primary_cat": "math.NA",
    "submitted_at": "2007-05-30T16:39:12Z",
    "title_canon_sha256": "59de3ce8adcc9592745aaebc430689b010ccd482d2bb59d4bdd4b5ba221a64a5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0705.4368",
    "kind": "arxiv",
    "version": 1
  }
}