Pith Number

pith:QKWOCORV

pith:2017:QKWOCORVMYSQ2KLVL5JZFZK6JM

not attested not anchored not stored refs pending

On the Diophantine equation in the form that a sum of cubes equals a sum of quintics

Farzali Izadi, Mehdi Baghalaghdam

arxiv:1704.00600 v1 · 2017-03-30 · math.NT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QKWOCORVMYSQ2KLVL5JZFZK6JM}

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	2026-05-18T00:47:21.856948Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

82ace13a3566250d29755f5392e55e4b0c9d0e5ef3d48f1b35accb0ab2062d0a

Aliases

arxiv: 1704.00600 · arxiv_version: 1704.00600v1 · doi: 10.48550/arxiv.1704.00600 · pith_short_12: QKWOCORVMYSQ · pith_short_16: QKWOCORVMYSQ2KLV · pith_short_8: QKWOCORV

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/QKWOCORVMYSQ2KLVL5JZFZK6JM \
  | 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: 82ace13a3566250d29755f5392e55e4b0c9d0e5ef3d48f1b35accb0ab2062d0a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f514735017bbdf32956d7fd21073f2907848bfdcdb27030a992441c736ee44ce",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2017-03-30T00:17:56Z",
    "title_canon_sha256": "5ec8e2e5c494a04fba3c6adfb931d125aca9785b9d64b9868b0083cac70b880f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.00600",
    "kind": "arxiv",
    "version": 1
  }
}