Pith Number

pith:VDBFIL3K

pith:2014:VDBFIL3KQHFINLT44GFXEICJYQ

not attested not anchored not stored refs pending

Cyclic, Simple and Indecomposable Three-fold Triple Systems

Bradley Sheppard, Daniela Silvesan, Nabil Shalaby

arxiv:1404.0528 v1 · 2014-04-02 · 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{VDBFIL3KQHFINLT44GFXEICJYQ}

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	2026-05-18T02:55:03.160767Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a8c2542f6a81ca86ae7ce18b722049c429f506f8bc7d3d7b6efe42004618966e

Aliases

arxiv: 1404.0528 · arxiv_version: 1404.0528v1 · doi: 10.48550/arxiv.1404.0528 · pith_short_12: VDBFIL3KQHFI · pith_short_16: VDBFIL3KQHFINLT4 · pith_short_8: VDBFIL3K

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/VDBFIL3KQHFINLT44GFXEICJYQ \
  | 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: a8c2542f6a81ca86ae7ce18b722049c429f506f8bc7d3d7b6efe42004618966e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ac2c7395e0760429f7ba0417942b1098bbc674483e4d7c0f8a7f9ce46e08d2f1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2014-04-02T12:14:27Z",
    "title_canon_sha256": "db561efee61424e80bd72f484955ad7a1832571ed5b34e3924e541e93a269413"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.0528",
    "kind": "arxiv",
    "version": 1
  }
}