Pith Number

pith:J57GNDT2

pith:2006:J57GNDT2LHQOSIT7LIPRMSHND6

not attested not anchored not stored refs pending

Sums of Like Powers and Some Dense Sets

Aleksandar Perovic, Milos Milosevic, Zarko Mijajlovic

arxiv:math/0609242 v1 · 2006-09-08 · 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{J57GNDT2LHQOSIT7LIPRMSHND6}

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	2026-07-04T14:56:32.620875Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4f7e668e7a59e0e9227f5a1f1648ed1fa92585600d6bef85952fe283e421c55a

Aliases

arxiv: math/0609242 · arxiv_version: math/0609242v1 · doi: 10.48550/arxiv.math/0609242 · pith_short_12: J57GNDT2LHQO · pith_short_16: J57GNDT2LHQOSIT7 · pith_short_8: J57GNDT2

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/J57GNDT2LHQOSIT7LIPRMSHND6 \
  | 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: 4f7e668e7a59e0e9227f5a1f1648ed1fa92585600d6bef85952fe283e421c55a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8009af91618291cea7dbde5fcb47312367a9a673e3000b620c09d69b27391abb",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.NT",
    "submitted_at": "2006-09-08T16:08:02Z",
    "title_canon_sha256": "a4124de3dc4631f5f7ba6091b8d2df956d9eb017f6f4a04e0cf173e0e6035c0c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0609242",
    "kind": "arxiv",
    "version": 1
  }
}