Pith Number

pith:RL6JNVXI

pith:2016:RL6JNVXIB4FYMINM4X5GDXZUIM

not attested not anchored not stored refs pending

Treelike quintet systems

Elena Rubei, Simone Calamai

arxiv:1601.00272 v1 · 2016-01-03 · math.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RL6JNVXIB4FYMINM4X5GDXZUIM}

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	2026-05-18T01:23:27.951463Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8afc96d6e80f0b8621ace5fa61df34432870e4a552978311ce0c7b442d90bac7

Aliases

arxiv: 1601.00272 · arxiv_version: 1601.00272v1 · doi: 10.48550/arxiv.1601.00272 · pith_short_12: RL6JNVXIB4FY · pith_short_16: RL6JNVXIB4FYMINM · pith_short_8: RL6JNVXI

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/RL6JNVXIB4FYMINM4X5GDXZUIM \
  | 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: 8afc96d6e80f0b8621ace5fa61df34432870e4a552978311ce0c7b442d90bac7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0aac8090386a07f95afe953d01e4454cf3e35566e6c48fb21d8fe8ca0ebfbc01",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2016-01-03T10:32:28Z",
    "title_canon_sha256": "5afd1562700966cacdeb0762a8a50a04a1bb55c7fc72086101cbcb485f0433b6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.00272",
    "kind": "arxiv",
    "version": 1
  }
}