Pith Number

pith:EAYIJJSL

pith:2018:EAYIJJSLJVWVYOMPOSKMU2HIF6

not attested not anchored not stored refs pending

Fibered varieties over curves with low slope and sharp bounds in dimension three

Tong Zhang, Yong Hu

arxiv:1803.03884 v3 · 2018-03-11 · 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{EAYIJJSLJVWVYOMPOSKMU2HIF6}

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	2026-05-17T23:50:59.865642Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

203084a64b4d6d5c398f7494ca68e82f911ae9b7a25dc3ae1797663d051a7882

Aliases

arxiv: 1803.03884 · arxiv_version: 1803.03884v3 · doi: 10.48550/arxiv.1803.03884 · pith_short_12: EAYIJJSLJVWV · pith_short_16: EAYIJJSLJVWVYOMP · pith_short_8: EAYIJJSL

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/EAYIJJSLJVWVYOMPOSKMU2HIF6 \
  | 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: 203084a64b4d6d5c398f7494ca68e82f911ae9b7a25dc3ae1797663d051a7882

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aaebe5fcbad1ad04e1b2993e21774e74ba96982578767d5a626e019d61b404bd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2018-03-11T02:38:43Z",
    "title_canon_sha256": "283e46a733aa44c84ae4e5df34d818a22bf144af08003bc07b853ece46d6c57b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.03884",
    "kind": "arxiv",
    "version": 3
  }
}