Pith Number

pith:W6D44EDZ

pith:2017:W6D44EDZTDQPFNBLAGXWTLVDBK

not attested not anchored not stored refs pending

Hemisystems of the Hermitian Surface

G\'abor Korchm\'aros, G\'abor P. Nagy, Pietro Speziali

arxiv:1710.06335 v1 · 2017-10-17 · 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{W6D44EDZTDQPFNBLAGXWTLVDBK}

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	2026-05-17T23:42:35.200439Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b787ce107998e0f2b42b01af69aea30a91b16298df38000b115d0c3111c4a3af

Aliases

arxiv: 1710.06335 · arxiv_version: 1710.06335v1 · doi: 10.48550/arxiv.1710.06335 · pith_short_12: W6D44EDZTDQP · pith_short_16: W6D44EDZTDQPFNBL · pith_short_8: W6D44EDZ

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/W6D44EDZTDQPFNBLAGXWTLVDBK \
  | 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: b787ce107998e0f2b42b01af69aea30a91b16298df38000b115d0c3111c4a3af

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0d0af4011697d49cf5b70a304a92b54ffd0bd3e8d0373004450462154c80e016",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2017-10-17T15:05:42Z",
    "title_canon_sha256": "b5f6028c672265f489a7b970ee4afd462d2a593b6d1e5b9022fbcf1e7a4aecb1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.06335",
    "kind": "arxiv",
    "version": 1
  }
}