Pith Number

pith:DXOWYMFB

pith:2009:DXOWYMFBLK2JG3RNHM2UT7ZAAW

not attested not anchored not stored refs pending

The binary Goldbach problem with arithmetic weights attached to one of the variables

Doychin Tolev

arxiv:0903.3128 v1 · 2009-03-18 · 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{DXOWYMFBLK2JG3RNHM2UT7ZAAW}

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	2026-05-18T02:14:27.584767Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1ddd6c30a15ab4936e2d3b3549ff200580e4ce6df3464c3f51f0c5828f35a8f4

Aliases

arxiv: 0903.3128 · arxiv_version: 0903.3128v1 · doi: 10.48550/arxiv.0903.3128 · pith_short_12: DXOWYMFBLK2J · pith_short_16: DXOWYMFBLK2JG3RN · pith_short_8: DXOWYMFB

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/DXOWYMFBLK2JG3RNHM2UT7ZAAW \
  | 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: 1ddd6c30a15ab4936e2d3b3549ff200580e4ce6df3464c3f51f0c5828f35a8f4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eb24bfd51602be8fd6bc95cef4c89006970b1b3f176cc1d3a180d19502d9d222",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2009-03-18T10:38:19Z",
    "title_canon_sha256": "a9327b5e1250aa394c2fe0d176340096b14fae96f4d763fe841b1167262d555e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.3128",
    "kind": "arxiv",
    "version": 1
  }
}