Pith Number

pith:I7BUQPSB

pith:2015:I7BUQPSB7CCAZSYQI3BSYB7NNO

not attested not anchored not stored refs pending

The Yellowstone Permutation

Bob Selcoe, David L. Applegate, Hans Havermann, N. J. A. Sloane, Reinhard Zumkeller, Vladimir Shevelev

arxiv:1501.01669 v2 · 2015-01-07 · 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{I7BUQPSB7CCAZSYQI3BSYB7NNO}

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	2026-05-18T02:25:26.105584Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

47c3483e41f8840ccb1046c32c07ed6b8329d675ce39d61f5c4ecf8ef1c853d4

Aliases

arxiv: 1501.01669 · arxiv_version: 1501.01669v2 · doi: 10.48550/arxiv.1501.01669 · pith_short_12: I7BUQPSB7CCA · pith_short_16: I7BUQPSB7CCAZSYQ · pith_short_8: I7BUQPSB

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/I7BUQPSB7CCAZSYQI3BSYB7NNO \
  | 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: 47c3483e41f8840ccb1046c32c07ed6b8329d675ce39d61f5c4ecf8ef1c853d4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e9c9e8239e7d3bc81a627aced9f02b73cdd192a9b6a2af7301a55f21d5dabdf1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2015-01-07T22:16:46Z",
    "title_canon_sha256": "2353ff93a6ca5080a5cb138af20dc76a4d835dc815f61b56a66f592231561181"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.01669",
    "kind": "arxiv",
    "version": 2
  }
}