Pith Number

pith:LJN3HWIJ

pith:2019:LJN3HWIJ7U5HKO547LNNLNAEOR

not attested not anchored not stored refs pending

On a problem of Perron

Michele Elia

arxiv:1903.00169 v1 · 2019-03-01 · 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{LJN3HWIJ7U5HKO547LNNLNAEOR}

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	2026-05-17T23:52:20.675044Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5a5bb3d909fd3a753bbcfadad5b404745b9c7a427ec7214e73d8368b1c799038

Aliases

arxiv: 1903.00169 · arxiv_version: 1903.00169v1 · doi: 10.48550/arxiv.1903.00169 · pith_short_12: LJN3HWIJ7U5H · pith_short_16: LJN3HWIJ7U5HKO54 · pith_short_8: LJN3HWIJ

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/LJN3HWIJ7U5HKO547LNNLNAEOR \
  | 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: 5a5bb3d909fd3a753bbcfadad5b404745b9c7a427ec7214e73d8368b1c799038

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3adf1d2e4f521e252cdeb2f2c9eac21af4ddf6408e2a019658f1f81ec0f4485d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2019-03-01T06:15:06Z",
    "title_canon_sha256": "8c01eb39e65cef10f1b0595a5bfd8e6f231e4deace4030a67031e94234d0ce56"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.00169",
    "kind": "arxiv",
    "version": 1
  }
}