Pith Number

pith:ZBL46QJT

pith:2015:ZBL46QJTMRPN6AWC24LTM3XQHZ

not attested not anchored not stored refs pending

On universal hypergraphs

Olaf Parczyk, Samuel Hetterich, Yury Person

arxiv:1509.03983 v3 · 2015-09-14 · 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{ZBL46QJTMRPN6AWC24LTM3XQHZ}

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	2026-05-18T01:14:58.848451Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c857cf4133645edf02c2d717366ef03e72581606fc5585ba06a3269cb3e0a48d

Aliases

arxiv: 1509.03983 · arxiv_version: 1509.03983v3 · doi: 10.48550/arxiv.1509.03983 · pith_short_12: ZBL46QJTMRPN · pith_short_16: ZBL46QJTMRPN6AWC · pith_short_8: ZBL46QJT

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/ZBL46QJTMRPN6AWC24LTM3XQHZ \
  | 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: c857cf4133645edf02c2d717366ef03e72581606fc5585ba06a3269cb3e0a48d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b2fb8c8305754f7938d92e155b1a7bc563234f44ee2fa234289eafe80e1fb835",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2015-09-14T08:16:44Z",
    "title_canon_sha256": "69528e06add28db13beacaa2b3e575840c65676ba621609b16608d49daf64a7d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.03983",
    "kind": "arxiv",
    "version": 3
  }
}