Pith Number

pith:FY36LTF6

pith:2019:FY36LTF6Y7XH6OS6YLWZYKRGDZ

not attested not anchored not stored refs pending

Waring-Goldbach problem for unlike powers

Jing Ma, Zhenzhen Feng

arxiv:1907.11918 v1 · 2019-07-27 · 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{FY36LTF6Y7XH6OS6YLWZYKRGDZ}

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	2026-05-17T23:39:22.524788Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2e37e5ccbec7ee7f3a5ec2ed9c2a261e768498f2fe8897b34fb6f40dd8af696c

Aliases

arxiv: 1907.11918 · arxiv_version: 1907.11918v1 · doi: 10.48550/arxiv.1907.11918 · pith_short_12: FY36LTF6Y7XH · pith_short_16: FY36LTF6Y7XH6OS6 · pith_short_8: FY36LTF6

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/FY36LTF6Y7XH6OS6YLWZYKRGDZ \
  | 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: 2e37e5ccbec7ee7f3a5ec2ed9c2a261e768498f2fe8897b34fb6f40dd8af696c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ea2ef8cba974a4bc6689ed0b96432a993d10bfd489bf22dee409200f4f68d52",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2019-07-27T14:10:04Z",
    "title_canon_sha256": "8fc86c386e1ef2b287feaa92950a674935a057cd4a3e8e433cf90ed234b62ead"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.11918",
    "kind": "arxiv",
    "version": 1
  }
}