Pith Number

pith:6235EYXU

pith:2019:6235EYXUZAL6TGADLIGQNAUR5F

not attested not anchored not stored refs pending

Playing a game of billiard with Fibonacci

Daniel Jaud

arxiv:1906.01911 v1 · 2019-06-05 · math.DS · 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{6235EYXUZAL6TGADLIGQNAUR5F}

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	2026-05-17T23:44:05.766251Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f6b7d262f4c817e998035a0d068291e94c5d2b8baf899a7d023ecf4081f6bae7

Aliases

arxiv: 1906.01911 · arxiv_version: 1906.01911v1 · doi: 10.48550/arxiv.1906.01911 · pith_short_12: 6235EYXUZAL6 · pith_short_16: 6235EYXUZAL6TGAD · pith_short_8: 6235EYXU

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/6235EYXUZAL6TGADLIGQNAUR5F \
  | 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: f6b7d262f4c817e998035a0d068291e94c5d2b8baf899a7d023ecf4081f6bae7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c170afc6dc38b1026556b0027b6d3d57c677f81c6caa660fd266937fcd959e47",
    "cross_cats_sorted": [
      "math.NT"
    ],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2019-06-05T09:58:08Z",
    "title_canon_sha256": "3daffe1dbae41fbbe0db6ecb1c3ed7a6f62f4496e91bc8fa303d6c1220a54930"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.01911",
    "kind": "arxiv",
    "version": 1
  }
}