Pith Number

pith:ZNYBSHJF

pith:2018:ZNYBSHJFMYWM6C7LW6AIIY7TEH

not attested not anchored not stored refs pending

Embedding Hypertrees into Steiner Triple Systems

Bradley Elliott, Vojt\v{e}ch R\"odl

arxiv:1804.08191 v2 · 2018-04-22 · 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{ZNYBSHJFMYWM6C7LW6AIIY7TEH}

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	2026-05-17T23:46:19.755434Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cb70191d25662ccf0bebb7808463f321ef155c96a0dec4b52014a4c245166923

Aliases

arxiv: 1804.08191 · arxiv_version: 1804.08191v2 · doi: 10.48550/arxiv.1804.08191 · pith_short_12: ZNYBSHJFMYWM · pith_short_16: ZNYBSHJFMYWM6C7L · pith_short_8: ZNYBSHJF

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/ZNYBSHJFMYWM6C7LW6AIIY7TEH \
  | 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: cb70191d25662ccf0bebb7808463f321ef155c96a0dec4b52014a4c245166923

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a8aef3191bfebdfe670f2d73a61b74ddae7e24c83a07870ce15f067003f1d927",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2018-04-22T23:23:22Z",
    "title_canon_sha256": "6c2113b8d7597f0120d500a5d0940e9ec338625a8d71a102ef32bd014ce9c65e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.08191",
    "kind": "arxiv",
    "version": 2
  }
}