Pith Number

pith:44HZUVVT

pith:2014:44HZUVVT6NPQM6PP3VBL6NMSGI

not attested not anchored not stored refs pending

Farey map, Diophantine approximation and Bruhat-Tits tree

Dong Han Kim, Hitoshi Nakada, Rie Natsui, Seonhee Lim

arxiv:1401.5866 v1 · 2014-01-23 · math.DS · math.GR · 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{44HZUVVT6NPQM6PP3VBL6NMSGI}

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	2026-05-18T03:01:23.572330Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e70f9a56b3f35f0679efdd42bf35923215bac1c80b604433a57b1d193fa74e7c

Aliases

arxiv: 1401.5866 · arxiv_version: 1401.5866v1 · doi: 10.48550/arxiv.1401.5866 · pith_short_12: 44HZUVVT6NPQ · pith_short_16: 44HZUVVT6NPQM6PP · pith_short_8: 44HZUVVT

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/44HZUVVT6NPQM6PP3VBL6NMSGI \
  | 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: e70f9a56b3f35f0679efdd42bf35923215bac1c80b604433a57b1d193fa74e7c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1483dd0a7758738da0523c7045d54197eef008977b192b0d7980e6f13d16ebed",
    "cross_cats_sorted": [
      "math.GR",
      "math.NT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2014-01-23T03:04:04Z",
    "title_canon_sha256": "2fa2aa890fe5c78a114de0428642df515df903df22b06e821c7ae924458abbdb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.5866",
    "kind": "arxiv",
    "version": 1
  }
}