Pith Number

pith:FOPM6R76

pith:2017:FOPM6R76GNWOQ24GXVCUYXS6H3

not attested not anchored not stored refs pending

Seshadri constants on hyperelliptic surfaces

Krishna Hanumanthu, Praveen Kumar Roy

arxiv:1709.06788 v2 · 2017-09-20 · 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{FOPM6R76GNWOQ24GXVCUYXS6H3}

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	2026-05-18T00:24:35.177659Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2b9ecf47fe336ce86b86bd454c5e5e3ee5ef429a5b3c57f26ff0c7163e52f68a

Aliases

arxiv: 1709.06788 · arxiv_version: 1709.06788v2 · doi: 10.48550/arxiv.1709.06788 · pith_short_12: FOPM6R76GNWO · pith_short_16: FOPM6R76GNWOQ24G · pith_short_8: FOPM6R76

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/FOPM6R76GNWOQ24GXVCUYXS6H3 \
  | 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: 2b9ecf47fe336ce86b86bd454c5e5e3ee5ef429a5b3c57f26ff0c7163e52f68a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8ea4c5e237203eab96046c1250cd2f0679212389778490074fc9560e20fc594a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2017-09-20T09:43:28Z",
    "title_canon_sha256": "ea61c7d567ea4f2c2dcf529d2693209b601d7d3bfb2ba03a516dd91113e8f07e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.06788",
    "kind": "arxiv",
    "version": 2
  }
}