Pith Number

pith:CDHC2T5E

pith:2017:CDHC2T5EO3MHOKWSCEI63QYS4P

not attested not anchored not stored refs pending

$b$-ary expansions of algebraic numbers

Xianzu Lin

arxiv:1701.08503 v1 · 2017-01-30 · 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{CDHC2T5EO3MHOKWSCEI63QYS4P}

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	2026-05-18T00:51:53.901491Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

10ce2d4fa476d8772ad21111edc312e3ff3cfeb4a02098d87968597618db9afa

Aliases

arxiv: 1701.08503 · arxiv_version: 1701.08503v1 · doi: 10.48550/arxiv.1701.08503 · pith_short_12: CDHC2T5EO3MH · pith_short_16: CDHC2T5EO3MHOKWS · pith_short_8: CDHC2T5E

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/CDHC2T5EO3MHOKWSCEI63QYS4P \
  | 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: 10ce2d4fa476d8772ad21111edc312e3ff3cfeb4a02098d87968597618db9afa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bf0f2d23adabc7d8fe572e614e792d131a3c87b3367a3f62753d7083b3e72d94",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2017-01-30T07:23:10Z",
    "title_canon_sha256": "ff2c3c749800bf3fa06de9f8481b10f8c0f6b846ec7b767728173750b42bd8f2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.08503",
    "kind": "arxiv",
    "version": 1
  }
}