Pith Number

pith:GUWNDJSE

pith:2017:GUWNDJSE6IU7AAHHZL4YFQX742

not attested not anchored not stored refs pending

On Fujita's conjecture for pseudo-effective thresholds

Jingjun Han, Zhan Li

arxiv:1705.08862 v2 · 2017-05-24 · 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{GUWNDJSE6IU7AAHHZL4YFQX742}

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	2026-05-18T00:42:04.436516Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

352cd1a644f229f000e7caf982c2ffe695cdd31e022478a301ebc0b02dd678a6

Aliases

arxiv: 1705.08862 · arxiv_version: 1705.08862v2 · doi: 10.48550/arxiv.1705.08862 · pith_short_12: GUWNDJSE6IU7 · pith_short_16: GUWNDJSE6IU7AAHH · pith_short_8: GUWNDJSE

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/GUWNDJSE6IU7AAHHZL4YFQX742 \
  | 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: 352cd1a644f229f000e7caf982c2ffe695cdd31e022478a301ebc0b02dd678a6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "400df566b20b184d92d30fa680041a53326a9763df940b89068944a7d6c53d9d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2017-05-24T16:51:11Z",
    "title_canon_sha256": "b2fb2e35932bba7ebf747065cedcbf855fdc96bb2a6ee9beae4bc10b0bc93b29"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.08862",
    "kind": "arxiv",
    "version": 2
  }
}