Pith Number

pith:CHIBCKBE

pith:2017:CHIBCKBEBDSRF52UFXXQXPTGSY

not attested not anchored not stored refs pending

Canonizing structural Ramsey theorems

Dragan Masulovic

arxiv:1712.02518 v1 · 2017-12-07 · 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{CHIBCKBEBDSRF52UFXXQXPTGSY}

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	2026-05-18T00:28:33.767695Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

11d011282408e512f7542def0bbe6696152207ddf495b43218e4871d66fdcd56

Aliases

arxiv: 1712.02518 · arxiv_version: 1712.02518v1 · doi: 10.48550/arxiv.1712.02518 · pith_short_12: CHIBCKBEBDSR · pith_short_16: CHIBCKBEBDSRF52U · pith_short_8: CHIBCKBE

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/CHIBCKBEBDSRF52UFXXQXPTGSY \
  | 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: 11d011282408e512f7542def0bbe6696152207ddf495b43218e4871d66fdcd56

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "af932b3c7fb1416a2eb9c5bd43872943a3a5897caa58cac6c7078a99b8e8b24c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2017-12-07T07:28:22Z",
    "title_canon_sha256": "2885b3bcfcbd88b510d02671e2a0114adf2263db32ea4777fe98d72f6f338d4e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.02518",
    "kind": "arxiv",
    "version": 1
  }
}