Pith Number

pith:4KOY7WEH

pith:2019:4KOY7WEHARJRC5MGHVSXIAIFHV

not attested not anchored not stored refs pending

Visualization of Abel's Impossibility Theorem

J. Morales, R. Ostrander, V. Kalicki

arxiv:1908.00972 v1 · 2019-08-01 · math.HO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4KOY7WEHARJRC5MGHVSXIAIFHV}

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	2026-07-04T23:51:25.160181Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e29d8fd88704531175863d657401053d7f695573a4ca9fa2674db20e8d334f4a

Aliases

arxiv: 1908.00972 · arxiv_version: 1908.00972v1 · doi: 10.48550/arxiv.1908.00972 · pith_short_12: 4KOY7WEHARJR · pith_short_16: 4KOY7WEHARJRC5MG · pith_short_8: 4KOY7WEH

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/4KOY7WEHARJRC5MGHVSXIAIFHV \
  | 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: e29d8fd88704531175863d657401053d7f695573a4ca9fa2674db20e8d334f4a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ecb700c7b0078e7a25c9bf775768bf663730198d7509cc84bb344c17309e6591",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.HO",
    "submitted_at": "2019-08-01T21:23:09Z",
    "title_canon_sha256": "e9373253d1dca1a6edc9f0b383128afe5a42ec66fbfdcaf0ffd092b563b31b0d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.00972",
    "kind": "arxiv",
    "version": 1
  }
}