Pith Number

pith:KHUPYB37

pith:2013:KHUPYB377JDCXT5YV6L742F6BM

not attested not anchored not stored refs pending

Weierstrass semigroups on double covers of genus four curve

J. Komeda, S. J. Kim

arxiv:1310.1543 v1 · 2013-10-06 · math.AG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KHUPYB377JDCXT5YV6L742F6BM}

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	2026-05-18T03:11:11.592944Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

51e8fc077ffa462bcfb8af97fe68be0b1a3920ec3a2076efd43eb918fa84a506

Aliases

arxiv: 1310.1543 · arxiv_version: 1310.1543v1 · doi: 10.48550/arxiv.1310.1543 · pith_short_12: KHUPYB377JDC · pith_short_16: KHUPYB377JDCXT5Y · pith_short_8: KHUPYB37

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/KHUPYB377JDCXT5YV6L742F6BM \
  | 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: 51e8fc077ffa462bcfb8af97fe68be0b1a3920ec3a2076efd43eb918fa84a506

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0ae858c52b932fdcc73971dc43d541f4a1c2170d4c553f5bca33df38728e4ce0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2013-10-06T05:18:51Z",
    "title_canon_sha256": "b1b9e99e5f466797e1bdac28e114052706b94317d8bb72e1dca004aec61c3b3f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.1543",
    "kind": "arxiv",
    "version": 1
  }
}