Pith Number

pith:NUXA5JDK

pith:2019:NUXA5JDKFYUQG5KGBAPEARR6YH

not attested not anchored not stored refs pending

Twisters and signed fundamental domains for number fields

Eduardo Friedman, Milton Espinoza

arxiv:1903.07089 v1 · 2019-03-17 · 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{NUXA5JDKFYUQG5KGBAPEARR6YH}

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	2026-05-17T23:51:04.271498Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6d2e0ea46a2e29037546081e40463ec1e1dab35d3881b560cae90f98dfe1c6e0

Aliases

arxiv: 1903.07089 · arxiv_version: 1903.07089v1 · doi: 10.48550/arxiv.1903.07089 · pith_short_12: NUXA5JDKFYUQ · pith_short_16: NUXA5JDKFYUQG5KG · pith_short_8: NUXA5JDK

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/NUXA5JDKFYUQG5KGBAPEARR6YH \
  | 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: 6d2e0ea46a2e29037546081e40463ec1e1dab35d3881b560cae90f98dfe1c6e0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c9d70f44b552ef0109a7c29095f1a7f05c0e2006fe2542ff7eb758706f65325f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2019-03-17T13:59:20Z",
    "title_canon_sha256": "6ea73351bebf4bcf6aa2d960ace9fd016fbbf97f5e864b98815ef938ce590bfa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.07089",
    "kind": "arxiv",
    "version": 1
  }
}