Pith Number

pith:VMPOVQ2B

pith:2015:VMPOVQ2BTPHBHQXZCUA6GVSYYB

not attested not anchored not stored refs pending

On "finitary" Ramsey's theorem

Florian Pelupessy

arxiv:1508.02013 v7 · 2015-08-09 · math.LO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VMPOVQ2BTPHBHQXZCUA6GVSYYB}

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	2026-05-18T00:56:21.533098Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ab1eeac3419bce13c2f91501e35658c0754cdd692c5d2191e1a8afb6766674a5

Aliases

arxiv: 1508.02013 · arxiv_version: 1508.02013v7 · doi: 10.48550/arxiv.1508.02013 · pith_short_12: VMPOVQ2BTPHB · pith_short_16: VMPOVQ2BTPHBHQXZ · pith_short_8: VMPOVQ2B

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/VMPOVQ2BTPHBHQXZCUA6GVSYYB \
  | 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: ab1eeac3419bce13c2f91501e35658c0754cdd692c5d2191e1a8afb6766674a5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cb89ca93d07854919acdac6bbd53303124c544e5381b091a725113605f140127",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2015-08-09T11:39:09Z",
    "title_canon_sha256": "9f2ce4324ff39255746f4d18c45fcd3efed60698ffb4158de7fedd84ed95321a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.02013",
    "kind": "arxiv",
    "version": 7
  }
}