Pith Number

pith:V2USLILD

pith:2018:V2USLILDOHHCWBTV7J5JGTB3N4

not attested not anchored not stored refs pending

Finite big Ramsey degrees in universal structures

Dragan Masulovic

arxiv:1807.00658 v2 · 2018-07-02 · 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{V2USLILDOHHCWBTV7J5JGTB3N4}

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	2026-05-18T00:11:24.898655Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aea925a16371ce2b0675fa7a934c3b6f1bcd37eb4e2ed18ede4a46bed4ecddf4

Aliases

arxiv: 1807.00658 · arxiv_version: 1807.00658v2 · doi: 10.48550/arxiv.1807.00658 · pith_short_12: V2USLILDOHHC · pith_short_16: V2USLILDOHHCWBTV · pith_short_8: V2USLILD

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/V2USLILDOHHCWBTV7J5JGTB3N4 \
  | 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: aea925a16371ce2b0675fa7a934c3b6f1bcd37eb4e2ed18ede4a46bed4ecddf4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a4ea7b826313c652aa1e61b9cb6022b9dc75ba0de99b259872b2a811fa153be6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2018-07-02T13:41:21Z",
    "title_canon_sha256": "6006f90c13fe99fdfcf96efa12d0a7495b0dabf536cfd11fb00d59bd5d05a38e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.00658",
    "kind": "arxiv",
    "version": 2
  }
}