Pith Number

pith:TQVLO7WO

pith:2014:TQVLO7WOF3H45YRBCPMNY56TNI

not attested not anchored not stored refs pending

On subfields of the function field of a general surface in ${\mathbb P}^3$

Gian Pietro Pirola, Yongnam Lee

arxiv:1409.1097 v2 · 2014-09-03 · 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{TQVLO7WOF3H45YRBCPMNY56TNI}

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	2026-05-18T02:20:28.732405Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9c2ab77ece2ecfcee22113d8dc77d36a0e45f3248a98dbe6e310fe4ecb5c41e8

Aliases

arxiv: 1409.1097 · arxiv_version: 1409.1097v2 · doi: 10.48550/arxiv.1409.1097 · pith_short_12: TQVLO7WOF3H4 · pith_short_16: TQVLO7WOF3H45YRB · pith_short_8: TQVLO7WO

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/TQVLO7WOF3H45YRBCPMNY56TNI \
  | 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: 9c2ab77ece2ecfcee22113d8dc77d36a0e45f3248a98dbe6e310fe4ecb5c41e8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9510a696a4eb6044ed0aaac8dffa925907744534078395207ce5b6238f5c9343",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2014-09-03T14:13:34Z",
    "title_canon_sha256": "91b0d9b56eb6878506e88aa2982c6ef10df0b6b5b5cfd8380705dcaceedf04ad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.1097",
    "kind": "arxiv",
    "version": 2
  }
}