Pith Number

pith:VZAUI3DD

pith:2014:VZAUI3DDKZLRF2EF3C7FFGMKMX

not attested not anchored not stored refs pending

Topological Ramsey spaces from Fra\"iss\'e classes, Ramsey-classification theorems, and initial structures in the Tukey types of p-points

Jose G. Mijares, Natasha Dobrinen, Timothy Trujillo

arxiv:1401.8105 v4 · 2014-01-31 · 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{VZAUI3DDKZLRF2EF3C7FFGMKMX}

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	2026-05-18T01:29:59.618005Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ae41446c63565712e885d8be52998a65e6748d13f5b98b8c3dfb4cc8dff0a730

Aliases

arxiv: 1401.8105 · arxiv_version: 1401.8105v4 · doi: 10.48550/arxiv.1401.8105 · pith_short_12: VZAUI3DDKZLR · pith_short_16: VZAUI3DDKZLRF2EF · pith_short_8: VZAUI3DD

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/VZAUI3DDKZLRF2EF3C7FFGMKMX \
  | 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: ae41446c63565712e885d8be52998a65e6748d13f5b98b8c3dfb4cc8dff0a730

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4b10aa53b633a07428c8d633e20a307dc01a94d9424cd8173f284978b1be3c4a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2014-01-31T09:51:55Z",
    "title_canon_sha256": "f9071d8ef4d5863ff320488d9c5bb40ec19c6a836a30eedceb2be7e581f94747"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.8105",
    "kind": "arxiv",
    "version": 4
  }
}