Pith Number

pith:OU3P27P7

pith:2015:OU3P27P7EAHSQFA5KTKWOLNIX4

not attested not anchored not stored refs pending

Melham's Conjecture on Odd Power Sums of Fibonacci Numbers

Arthur L. B. Yang, Brian Y. Sun, Matthew H.Y. Xie

arxiv:1502.03294 v1 · 2015-02-11 · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OU3P27P7EAHSQFA5KTKWOLNIX4}

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	2026-05-18T02:27:19.793413Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7536fd7dff200f28141d54d5672da8bf1e5b549604f868cb424a200d73a073e4

Aliases

arxiv: 1502.03294 · arxiv_version: 1502.03294v1 · doi: 10.48550/arxiv.1502.03294 · pith_short_12: OU3P27P7EAHS · pith_short_16: OU3P27P7EAHSQFA5 · pith_short_8: OU3P27P7

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/OU3P27P7EAHSQFA5KTKWOLNIX4 \
  | 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: 7536fd7dff200f28141d54d5672da8bf1e5b549604f868cb424a200d73a073e4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "edadf832407be69f03e64101ff24feb3730ca768a25b68ce9a9b430464f13903",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2015-02-11T13:08:04Z",
    "title_canon_sha256": "632bac2a18cec64a716a94aed4d9bceac5a42dba3507967d61aec881121f5fa3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.03294",
    "kind": "arxiv",
    "version": 1
  }
}