Pith Number

pith:OKOT3KKA

pith:2018:OKOT3KKA3ND7ATDPWHWG7VLPYO

not attested not anchored not stored refs pending

Unit equations and Fermat surfaces in positive characteristic

Carlo Pagano, Peter Koymans

arxiv:1806.01614 v1 · 2018-06-05 · 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{OKOT3KKA3ND7ATDPWHWG7VLPYO}

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	2026-05-18T00:14:12.278397Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

729d3da940db47f04c6fb1ec6fd56fc38c88942b354f6f2028086755f3c945ce

Aliases

arxiv: 1806.01614 · arxiv_version: 1806.01614v1 · doi: 10.48550/arxiv.1806.01614 · pith_short_12: OKOT3KKA3ND7 · pith_short_16: OKOT3KKA3ND7ATDP · pith_short_8: OKOT3KKA

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/OKOT3KKA3ND7ATDPWHWG7VLPYO \
  | 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: 729d3da940db47f04c6fb1ec6fd56fc38c88942b354f6f2028086755f3c945ce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3e9c18f197ad64e9f8130ff7c11e5bf91b1f9dcf87783867830f2473b498ce71",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2018-06-05T11:34:40Z",
    "title_canon_sha256": "6f7dbd28a66597b39dd856ccf5ee2f0eeebbe256dfaf21f32839f520d4d946c4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.01614",
    "kind": "arxiv",
    "version": 1
  }
}