Pith Number

pith:NFS4NA2B

pith:2008:NFS4NA2B5SESSUDAGQDXY6EBFC

not attested not anchored not stored refs pending

On the degenerated Arnold-Givental conjecture

Guangcun Lu

arxiv:0806.0122 v3 · 2008-06-01 · math.SG · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NFS4NA2B5SESSUDAGQDXY6EBFC}

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	2026-05-18T00:08:58.382353Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6965c68341ec8929506034077c788128a2028add15b60c423ab2075f9b21130d

Aliases

arxiv: 0806.0122 · arxiv_version: 0806.0122v3 · doi: 10.48550/arxiv.0806.0122 · pith_short_12: NFS4NA2B5SES · pith_short_16: NFS4NA2B5SESSUDA · pith_short_8: NFS4NA2B

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/NFS4NA2B5SESSUDAGQDXY6EBFC \
  | 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: 6965c68341ec8929506034077c788128a2028add15b60c423ab2075f9b21130d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "789c4c3e6d60a2fc92454fb7513304d0e378d01fb73128785de1ca4d4acc1a0e",
    "cross_cats_sorted": [
      "math.DG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SG",
    "submitted_at": "2008-06-01T15:32:24Z",
    "title_canon_sha256": "311ed8966856f68041adc538f4a68108de9b68aac8ec5a16afc20804b8b22786"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0806.0122",
    "kind": "arxiv",
    "version": 3
  }
}