Pith Number

pith:UWZBVXCP

pith:2017:UWZBVXCPXHDZGSTN56M6WSHEET

not attested not anchored not stored refs pending

On the Diophantine equations X^3+Y^3+Z^3+aU^k=a_0U_0^{t_0}+...+a_nU_n^{t_n}, k=3,4

Farzali Izadi, Mehdi Baghalaghdam

arxiv:1702.08500 v1 · 2017-02-15 · 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{UWZBVXCPXHDZGSTN56M6WSHEET}

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	2026-05-18T00:49:48.545486Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a5b21adc4fb9c7934a6def99eb48e424ff3e4ffdaba7cddf1b40b5c1edcb84c0

Aliases

arxiv: 1702.08500 · arxiv_version: 1702.08500v1 · doi: 10.48550/arxiv.1702.08500 · pith_short_12: UWZBVXCPXHDZ · pith_short_16: UWZBVXCPXHDZGSTN · pith_short_8: UWZBVXCP

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/UWZBVXCPXHDZGSTN56M6WSHEET \
  | 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: a5b21adc4fb9c7934a6def99eb48e424ff3e4ffdaba7cddf1b40b5c1edcb84c0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d1550afbf533dfff2cdc2ad9d56f8ea013c6ffc9d53e4e8829e74a2c2c1e7fb7",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2017-02-15T23:07:45Z",
    "title_canon_sha256": "0c25cd0115d006bc09c398386ebb4e125a5f313abcb95309fe5c6da466378402"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.08500",
    "kind": "arxiv",
    "version": 1
  }
}