Pith Number

pith:COGQMENA

pith:2013:COGQMENAH3WULBXWVDKFYDETCQ

not attested not anchored not stored refs pending

Remarks on the plus-minus weighted Davenport constant

Luz Elimar Marchan, Oscar Ordaz, Wolfgang Schmid (LAGA)

arxiv:1308.3316 v1 · 2013-08-15 · math.NT · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{COGQMENAH3WULBXWVDKFYDETCQ}

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	2026-05-18T03:15:55.063997Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

138d0611a03eed4586f6a8d45c0c93143b27e8df4eb39710df0865556832fdf7

Aliases

arxiv: 1308.3316 · arxiv_version: 1308.3316v1 · doi: 10.48550/arxiv.1308.3316 · pith_short_12: COGQMENAH3WU · pith_short_16: COGQMENAH3WULBXW · pith_short_8: COGQMENA

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/COGQMENAH3WULBXWVDKFYDETCQ \
  | 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: 138d0611a03eed4586f6a8d45c0c93143b27e8df4eb39710df0865556832fdf7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5d50915558c6a656a52b3296d21e4f22c6070fd5e94862aac8a081f556f094f2",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2013-08-15T06:17:02Z",
    "title_canon_sha256": "ba3845cde7ab2cb7d7fc2f5f0cb6c95343876ca3c5bca6596ea3e6387b4c580f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.3316",
    "kind": "arxiv",
    "version": 1
  }
}