Pith Number

pith:2NLJFPVN

pith:2013:2NLJFPVNRBG32QUSIIYWN3A446

not attested not anchored not stored refs pending

Diophantine approximation of Mahler numbers

Jason Bell, Michael Coons, Yann Bugeaud

arxiv:1307.4123 v2 · 2013-07-15 · 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{2NLJFPVNRBG32QUSIIYWN3A446}

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	2026-05-18T01:53:09.793428Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d35692bead884dbd4292423166ec1ce785e90bf1674f4b1fe50a0b82c1254191

Aliases

arxiv: 1307.4123 · arxiv_version: 1307.4123v2 · doi: 10.48550/arxiv.1307.4123 · pith_short_12: 2NLJFPVNRBG3 · pith_short_16: 2NLJFPVNRBG32QUS · pith_short_8: 2NLJFPVN

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/2NLJFPVNRBG32QUSIIYWN3A446 \
  | 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: d35692bead884dbd4292423166ec1ce785e90bf1674f4b1fe50a0b82c1254191

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "89c5f2d53dab981ca76581e54e8ed2f54d7c57c719da548401204499c77b4c63",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2013-07-15T22:48:00Z",
    "title_canon_sha256": "b309969db61f2e3eb8722a981c0e46fb21dc79ac9cb4209060ff51d0810dc0f7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.4123",
    "kind": "arxiv",
    "version": 2
  }
}