Pith Number

pith:HBGYFEFY

pith:2015:HBGYFEFYGYNDLZ3TZ64X6Y3GRB

not attested not anchored not stored refs pending

Necessary conditions for the existence of 3-designs over finite fields with nontrivial automorphism groups

Anamari Nakic, Maarten De Boeck

arxiv:1509.09158 v1 · 2015-09-30 · 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{HBGYFEFYGYNDLZ3TZ64X6Y3GRB}

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	2026-05-18T01:31:26.919040Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

384d8290b8361a35e773cfb97f63668873a13ac65fb7ed501bcda57de70c03a2

Aliases

arxiv: 1509.09158 · arxiv_version: 1509.09158v1 · doi: 10.48550/arxiv.1509.09158 · pith_short_12: HBGYFEFYGYND · pith_short_16: HBGYFEFYGYNDLZ3T · pith_short_8: HBGYFEFY

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/HBGYFEFYGYNDLZ3TZ64X6Y3GRB \
  | 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: 384d8290b8361a35e773cfb97f63668873a13ac65fb7ed501bcda57de70c03a2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f0c4efd8e0b202a9f4ba5e4fae21605049be9102c27ac81f94bfc83cc8f3ac50",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2015-09-30T12:44:09Z",
    "title_canon_sha256": "1bb367c7d9d00a1e8a7c70149225c5861fcdfb2f51f74d99272074de6c943bcd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.09158",
    "kind": "arxiv",
    "version": 1
  }
}