Pith Number

pith:D2NLUZO5

pith:2016:D2NLUZO5EM44KXEMNPNEO3B2DV

not attested not anchored not stored refs pending

$H$-supermagic labelings for firecrackers, banana trees and flowers

Andrea Semani\v{c}ov\'a-Fe\v{n}ov\v{c}\'ikov\'a, Joe Ryan, Rachel Wulan Nirmalasari Wijaya, Thomas Kalinowski

arxiv:1607.07911 v2 · 2016-07-26 · cs.DM · 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{D2NLUZO5EM44KXEMNPNEO3B2DV}

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	2026-05-18T00:26:01.993157Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1e9aba65dd2339c55c8c6bda476c3a1d49967a30f338303a24dab8c8f6a9b33e

Aliases

arxiv: 1607.07911 · arxiv_version: 1607.07911v2 · doi: 10.48550/arxiv.1607.07911 · pith_short_12: D2NLUZO5EM44 · pith_short_16: D2NLUZO5EM44KXEM · pith_short_8: D2NLUZO5

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/D2NLUZO5EM44KXEMNPNEO3B2DV \
  | 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: 1e9aba65dd2339c55c8c6bda476c3a1d49967a30f338303a24dab8c8f6a9b33e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dd6a95b29e5c688efb357a9dd46db541bca5cbd9f6f741581a917f30a7d3965d",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DM",
    "submitted_at": "2016-07-26T22:46:49Z",
    "title_canon_sha256": "db08e8327265c0305c00e81acbfd16b83033976adb3bf599f94aa2cb5573b68b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.07911",
    "kind": "arxiv",
    "version": 2
  }
}