Pith Number

pith:AUPTCWPI

pith:2018:AUPTCWPISY2RBIETW5LOGQMEW4

not attested not anchored not stored refs pending

Towards Cereceda's conjecture for planar graphs

Carl Feghali, Eduard Eiben

arxiv:1810.00731 v1 · 2018-10-01 · cs.DM · 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{AUPTCWPISY2RBIETW5LOGQMEW4}

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	2026-05-18T00:04:24.974855Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

051f3159e8963510a093b756e34184b716009dbc2fd0bbe7ad7c324086e188db

Aliases

arxiv: 1810.00731 · arxiv_version: 1810.00731v1 · doi: 10.48550/arxiv.1810.00731 · pith_short_12: AUPTCWPISY2R · pith_short_16: AUPTCWPISY2RBIET · pith_short_8: AUPTCWPI

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/AUPTCWPISY2RBIETW5LOGQMEW4 \
  | 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: 051f3159e8963510a093b756e34184b716009dbc2fd0bbe7ad7c324086e188db

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f05f01a752cfa4685aea9bd6d8567e7bc50be1a25f8288fe299b4027c666d507",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DM",
    "submitted_at": "2018-10-01T14:44:08Z",
    "title_canon_sha256": "a14103ccd67611b0d9fdf32e4c564e547dc18be7074f7175cfde3b795a79aebe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.00731",
    "kind": "arxiv",
    "version": 1
  }
}