Pith Number

pith:MTMZOQW4

pith:2018:MTMZOQW4B47PX4CPP7NSFA54VG

not attested not anchored not stored refs pending

A rational map with infinitely many points of distinct arithmetic degrees

John Lesieutre, Matthew Satriano

arxiv:1809.00047 v1 · 2018-08-31 · math.AG · math.NT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MTMZOQW4B47PX4CPP7NSFA54VG}

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	2026-05-18T00:06:36.316942Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

64d99742dc0f3efbf04f7fdb2283bca997f22da32fb23ea989c46be3bc293e1b

Aliases

arxiv: 1809.00047 · arxiv_version: 1809.00047v1 · doi: 10.48550/arxiv.1809.00047 · pith_short_12: MTMZOQW4B47P · pith_short_16: MTMZOQW4B47PX4CP · pith_short_8: MTMZOQW4

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/MTMZOQW4B47PX4CPP7NSFA54VG \
  | 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: 64d99742dc0f3efbf04f7fdb2283bca997f22da32fb23ea989c46be3bc293e1b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fe9be3c7cf3789868b2e4525dfe08f06233551b62a458de83fe364a7c7dd033f",
    "cross_cats_sorted": [
      "math.NT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2018-08-31T20:25:24Z",
    "title_canon_sha256": "255e6d72a6b9204712c04ceab65df3e3a3ca1419fb1b01c8451a1595290d0ec3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.00047",
    "kind": "arxiv",
    "version": 1
  }
}