Pith Number

pith:MNICTXNQ

pith:2008:MNICTXNQZWAYQ7OURZMCDSNASG

not attested not anchored not stored refs pending

Discrete Fourier analysis on a dodecahedron and a tetrahedron

Huiyuan Li, Yuan Xu

arxiv:0803.0508 v1 · 2008-03-04 · math.NA · 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{MNICTXNQZWAYQ7OURZMCDSNASG}

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	2026-05-18T02:16:00.583241Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

635029ddb0cd81887dd48e5821c9a091b30817ac945ab0d0c718b6d34449ba65

Aliases

arxiv: 0803.0508 · arxiv_version: 0803.0508v1 · doi: 10.48550/arxiv.0803.0508 · pith_short_12: MNICTXNQZWAY · pith_short_16: MNICTXNQZWAYQ7OU · pith_short_8: MNICTXNQ

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/MNICTXNQZWAYQ7OURZMCDSNASG \
  | 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: 635029ddb0cd81887dd48e5821c9a091b30817ac945ab0d0c718b6d34449ba65

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1ee556ee2e2d9340dd7d5f8bf0022dbe66f09ddc3836b42d4f5732b714a4ab52",
    "cross_cats_sorted": [
      "math.CA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2008-03-04T18:07:36Z",
    "title_canon_sha256": "6f71cab032cbe58d7b1a491a2c1cf943ff6f0249f8f313402e1c4bee0ef876d2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0803.0508",
    "kind": "arxiv",
    "version": 1
  }
}