Pith Number

pith:CCIIUT6Z

pith:2017:CCIIUT6ZI4DZJ44N6A2QFHIK5T

not attested not anchored not stored refs pending

Automated Proofs of Many Conjectured Recurrences in the OEIS made by R.J. Mathar

Doron Zeilberger, Mingjia Yang, Shalosh B. Ekhad

arxiv:1707.04654 v2 · 2017-07-14 · math.HO · 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{CCIIUT6ZI4DZJ44N6A2QFHIK5T}

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	2026-05-18T00:32:20.316845Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

10908a4fd9470794f38df035029d0aeceab700008b7a14a21d84f58258187ab9

Aliases

arxiv: 1707.04654 · arxiv_version: 1707.04654v2 · doi: 10.48550/arxiv.1707.04654 · pith_short_12: CCIIUT6ZI4DZ · pith_short_16: CCIIUT6ZI4DZJ44N · pith_short_8: CCIIUT6Z

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/CCIIUT6ZI4DZJ44N6A2QFHIK5T \
  | 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: 10908a4fd9470794f38df035029d0aeceab700008b7a14a21d84f58258187ab9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4deadce28c53a39c2bbea4b5b5177c39ad7ce3f6cc991c2e092ca0005e0118a3",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.HO",
    "submitted_at": "2017-07-14T22:12:18Z",
    "title_canon_sha256": "ab628d0ef0fe02b001defa4cceba273a0ccc6ede012fa0c22f4ee1bcc97a44d9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.04654",
    "kind": "arxiv",
    "version": 2
  }
}