Pith Number

pith:BCYB4FSM

pith:2015:BCYB4FSMU43EVY5G2BNQNQSSI4

not attested not anchored not stored refs pending

Double-Star Decomposition of Regular Graphs

Abbas Seify, Hamidreza Maimani, Saieed Akbari, Shahab Haghi

arxiv:1505.05432 v1 · 2015-05-20 · 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{BCYB4FSMU43EVY5G2BNQNQSSI4}

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	2026-05-18T02:03:56.388655Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

08b01e164ca7364ae3a6d05b06c252473ebeb7e00fd97db034565e04e3827d29

Aliases

arxiv: 1505.05432 · arxiv_version: 1505.05432v1 · doi: 10.48550/arxiv.1505.05432 · pith_short_12: BCYB4FSMU43E · pith_short_16: BCYB4FSMU43EVY5G · pith_short_8: BCYB4FSM

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/BCYB4FSMU43EVY5G2BNQNQSSI4 \
  | 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: 08b01e164ca7364ae3a6d05b06c252473ebeb7e00fd97db034565e04e3827d29

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b39b9fa88323b0d07cbe6633bf0377b6330c7d587a58320996e4dbc2e7799b94",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2015-05-20T15:54:56Z",
    "title_canon_sha256": "1e15cc73ffc084fac64503f4ef7972011c793e8f2956c2ae9ad5e59c4712a9a0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.05432",
    "kind": "arxiv",
    "version": 1
  }
}