Pith Number

pith:JKEGGLWK

pith:2004:JKEGGLWKHTJF46U7WP3NVDOPQA

not attested not anchored not stored refs pending

Commuting Extensions and Cubature Formulae

David Tannor, Ilan Degani, Jeremy Schiff

arxiv:math/0408076 v1 · 2004-08-05 · 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{JKEGGLWKHTJF46U7WP3NVDOPQA}

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	2026-06-03T22:06:15.503387Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4a88632eca3cd25e7a9fb3f6da8dcf8036664713478edc8a5622709ad3b2628e

Aliases

arxiv: math/0408076 · arxiv_version: math/0408076v1 · doi: 10.48550/arxiv.math/0408076 · pith_short_12: JKEGGLWKHTJF · pith_short_16: JKEGGLWKHTJF46U7 · pith_short_8: JKEGGLWK

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/JKEGGLWKHTJF46U7WP3NVDOPQA \
  | 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: 4a88632eca3cd25e7a9fb3f6da8dcf8036664713478edc8a5622709ad3b2628e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b37347da8813911671576f740205f05e30ca6d997b6fefea23e40f1fd17bfef3",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "",
    "primary_cat": "math.NA",
    "submitted_at": "2004-08-05T16:19:24Z",
    "title_canon_sha256": "bc14f1c367c82f6672e50e31d724775d1917f189eae2695fc8f751dcf6ab21b4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0408076",
    "kind": "arxiv",
    "version": 1
  }
}