Pith Number

pith:JJ46T4S7

pith:2018:JJ46T4S7ADUKBI66TD5PM7VDPU

not attested not anchored not stored refs pending

A Simple Proof for the Cycle Double Cover Conjecture

A. Alipour, A. Tayebi

arxiv:1811.08719 v1 · 2018-11-20 · 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{JJ46T4S7ADUKBI66TD5PM7VDPU}

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	2026-05-18T00:00:11.796788Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4a79e9f25f00e8a0a3de98faf67ea37d1fb606216a479078d828d58cbddb3689

Aliases

arxiv: 1811.08719 · arxiv_version: 1811.08719v1 · doi: 10.48550/arxiv.1811.08719 · pith_short_12: JJ46T4S7ADUK · pith_short_16: JJ46T4S7ADUKBI66 · pith_short_8: JJ46T4S7

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/JJ46T4S7ADUKBI66TD5PM7VDPU \
  | 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: 4a79e9f25f00e8a0a3de98faf67ea37d1fb606216a479078d828d58cbddb3689

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b01223461fc108f9ff2da927941224e60cf8de408a1595ccff7d4bd587771847",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2018-11-20T13:17:56Z",
    "title_canon_sha256": "ae5f48e5402378aed8d76d5f0e1b3aa41b2c80afa7f228620b9ce84aaa56109d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.08719",
    "kind": "arxiv",
    "version": 1
  }
}