Pith Number

pith:E2CVM566

pith:2018:E2CVM566DOPYUUX2SGFRK4K6PM

not attested not anchored not stored refs pending

Fr\'echet cardinals

Gabriel Goldberg

arxiv:1810.05035 v1 · 2018-10-09 · 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{E2CVM566DOPYUUX2SGFRK4K6PM}

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	2026-05-18T00:03:35.153779Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

26855677de1b9f8a52fa918b15715e7b3d9b8a2368e195fab696ecd5f3251745

Aliases

arxiv: 1810.05035 · arxiv_version: 1810.05035v1 · doi: 10.48550/arxiv.1810.05035 · pith_short_12: E2CVM566DOPY · pith_short_16: E2CVM566DOPYUUX2 · pith_short_8: E2CVM566

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/E2CVM566DOPYUUX2SGFRK4K6PM \
  | 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: 26855677de1b9f8a52fa918b15715e7b3d9b8a2368e195fab696ecd5f3251745

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "246e0a024c0eaf4b7439c9068cc75e742f71ba0718c0c120cc1864102756b5ed",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2018-10-09T21:57:07Z",
    "title_canon_sha256": "c7a3d03063ae3ca9c8e722d004f82c60d2463a092f79b598c98559b153b73d3d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.05035",
    "kind": "arxiv",
    "version": 1
  }
}