Pith Number

pith:YBYKC7T5

pith:2016:YBYKC7T5LAGOMKDOMZ74I7YADM

not attested not anchored not stored refs pending

On the general solution of the Heideman-Hogan family of recurrences

Andrew N.W. Hone, Chloe Ward

arxiv:1610.07199 v2 · 2016-10-23 · math.CO · nlin.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YBYKC7T5LAGOMKDOMZ74I7YADM}

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	2026-05-18T00:49:42.018080Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c070a17e7d580ce6286e667fc47f001b06954a07f23c7c851201d482bfbc1d9a

Aliases

arxiv: 1610.07199 · arxiv_version: 1610.07199v2 · doi: 10.48550/arxiv.1610.07199 · pith_short_12: YBYKC7T5LAGO · pith_short_16: YBYKC7T5LAGOMKDO · pith_short_8: YBYKC7T5

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/YBYKC7T5LAGOMKDOMZ74I7YADM \
  | 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: c070a17e7d580ce6286e667fc47f001b06954a07f23c7c851201d482bfbc1d9a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "af79bab9c25b8856bc61528dbbcb8e942f30ce4c8319783173a813bedaf9a9a8",
    "cross_cats_sorted": [
      "nlin.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2016-10-23T16:29:50Z",
    "title_canon_sha256": "621602b85427b6b2e26c8e7981443d3054ece4c61622cd185b59e78022270105"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.07199",
    "kind": "arxiv",
    "version": 2
  }
}