Pith Number

pith:LX3DWDI5

pith:2017:LX3DWDI5SMSET2265D2C25VAL6

not attested not anchored not stored refs pending

Euler-symmetric projective varieties

Baohua Fu, Jun-Muk Hwang

arxiv:1707.06764 v1 · 2017-07-21 · 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{LX3DWDI5SMSET2265D2C25VAL6}

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	2026-05-18T00:39:51.731527Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5df63b0d1d932449eb5ee8f42d76a05f8472c9004a031c78d168a9ac613273ee

Aliases

arxiv: 1707.06764 · arxiv_version: 1707.06764v1 · doi: 10.48550/arxiv.1707.06764 · pith_short_12: LX3DWDI5SMSE · pith_short_16: LX3DWDI5SMSET226 · pith_short_8: LX3DWDI5

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/LX3DWDI5SMSET2265D2C25VAL6 \
  | 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: 5df63b0d1d932449eb5ee8f42d76a05f8472c9004a031c78d168a9ac613273ee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4a417f3ce95393f54b70adfba891a8dd7a0243e24f777979d9cff87249aa9fdf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2017-07-21T05:57:16Z",
    "title_canon_sha256": "8522f4e9254a5c28b34e4f4ebd6713cbb6eeff1881b94c41b2c7dbf6cfd020cb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.06764",
    "kind": "arxiv",
    "version": 1
  }
}