Pith Number

pith:RFL6PDQA

pith:2017:RFL6PDQANMVSSGQKFYMVUTSOZO

not attested not anchored not stored refs pending

On the directed Oberwolfach Problem with equal cycle lengths: the odd case

Andrea Burgess, Mateja Sajna, Nevena Francetic

arxiv:1706.06625 v1 · 2017-06-20 · 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{RFL6PDQANMVSSGQKFYMVUTSOZO}

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	2026-05-18T00:41:57.393418Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8957e78e006b2b291a0a2e195a4e4ecb8149cc7dd475970a09fd82ef37cb2946

Aliases

arxiv: 1706.06625 · arxiv_version: 1706.06625v1 · doi: 10.48550/arxiv.1706.06625 · pith_short_12: RFL6PDQANMVS · pith_short_16: RFL6PDQANMVSSGQK · pith_short_8: RFL6PDQA

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/RFL6PDQANMVSSGQKFYMVUTSOZO \
  | 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: 8957e78e006b2b291a0a2e195a4e4ecb8149cc7dd475970a09fd82ef37cb2946

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a3b0178a1e2d2d69d3671905dd8c4671a9e34665b413933a3d50e856b6667129",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2017-06-20T19:04:35Z",
    "title_canon_sha256": "38e671935e7c6c53935fae37c9606e16a73b8e09e9fd1821437ef226fbb7ed15"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.06625",
    "kind": "arxiv",
    "version": 1
  }
}