Pith Number

pith:IHP7U7JZ

pith:2016:IHP7U7JZTUDG4ORSPBMO4MBX6F

not attested not anchored not stored refs pending

Normality of general elephants on 3-fold terminal flips

Jheng-Jie Chen

arxiv:1608.00364 v2 · 2016-08-01 · 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{IHP7U7JZTUDG4ORSPBMO4MBX6F}

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	2026-05-18T01:09:12.498902Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

41dffa7d399d066e3a327858ee3037f17e21ba4ee6d61121c4847cc5ce071210

Aliases

arxiv: 1608.00364 · arxiv_version: 1608.00364v2 · doi: 10.48550/arxiv.1608.00364 · pith_short_12: IHP7U7JZTUDG · pith_short_16: IHP7U7JZTUDG4ORS · pith_short_8: IHP7U7JZ

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/IHP7U7JZTUDG4ORSPBMO4MBX6F \
  | 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: 41dffa7d399d066e3a327858ee3037f17e21ba4ee6d61121c4847cc5ce071210

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c568482babb8b657f96b454cfa03fdd45eceda12c51737e498c2ca45add5be90",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2016-08-01T09:27:48Z",
    "title_canon_sha256": "9e33404f8a7700fbd7e6a0e6b3a387c4c5e84700e9637f51a8d933a7b13ac9ec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.00364",
    "kind": "arxiv",
    "version": 2
  }
}