Pith Number

pith:DLCSA2LN

pith:2018:DLCSA2LNWOYBKIE5RKAGGJB43O

not attested not anchored not stored refs pending

Computation and Bounding of Folkman Numbers

Aleksandar Bikov

arxiv:1806.09601 v2 · 2018-06-25 · 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{DLCSA2LNWOYBKIE5RKAGGJB43O}

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	2026-05-18T00:10:44.363842Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1ac520696db3b015209d8a8063243cdb8c2c8d51062d9949d75fd17cfeb32365

Aliases

arxiv: 1806.09601 · arxiv_version: 1806.09601v2 · doi: 10.48550/arxiv.1806.09601 · pith_short_12: DLCSA2LNWOYB · pith_short_16: DLCSA2LNWOYBKIE5 · pith_short_8: DLCSA2LN

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/DLCSA2LNWOYBKIE5RKAGGJB43O \
  | 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: 1ac520696db3b015209d8a8063243cdb8c2c8d51062d9949d75fd17cfeb32365

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2ee92e6ee50433b8b4633f524f51b849392bf1e0282e75d699bf8ef4227acdac",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2018-06-25T17:55:59Z",
    "title_canon_sha256": "b2e5d26e4f083f00f6620c8c447d0398072cef27c2d10be3010437adc567816d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.09601",
    "kind": "arxiv",
    "version": 2
  }
}