Pith Number

pith:MT2BBU26

pith:2026:MT2BBU26VFYFNH57VOORAUQER5

not attested not anchored not stored refs pending

On the $\mathcal{A}$-transcendence of a Champernowne-type constant

Shin-ichiro Seki

arxiv:2607.19337 v1 · 2026-07-21 · 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{MT2BBU26VFYFNH57VOORAUQER5}

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	2026-07-22T01:24:37.768516Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

64f410d35ea970569fbfab9d1052048f729e065b1e4299c8029398220271227f

Aliases

arxiv: 2607.19337 · arxiv_version: 2607.19337v1 · doi: 10.48550/arxiv.2607.19337 · pith_short_12: MT2BBU26VFYF · pith_short_16: MT2BBU26VFYFNH57 · pith_short_8: MT2BBU26

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/MT2BBU26VFYFNH57VOORAUQER5 \
  | 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: 64f410d35ea970569fbfab9d1052048f729e065b1e4299c8029398220271227f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d396a1b67aa0816f1f0c10ee237110d3f20e1352de3f886d829e29e2aa824118",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2026-07-21T17:55:49Z",
    "title_canon_sha256": "cfb26c6fd20451b89993687f47c441826fc064e71c898102464e53dd4091a1c4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.19337",
    "kind": "arxiv",
    "version": 1
  }
}