Pith Number

pith:DURHQKWK

pith:2017:DURHQKWK7TBIHMMI3GFDVIRR65

not attested not anchored not stored refs pending

Dominant classes of projective varieties

Federico Buonerba, Fedor Bogomolov

arxiv:1701.08838 v1 · 2017-01-30 · 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{DURHQKWK7TBIHMMI3GFDVIRR65}

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	2026-05-18T00:51:39.069863Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1d22782acafcc283b188d98a3aa231f7495211e90b8aa37d5b4f4d17b3a7fbd2

Aliases

arxiv: 1701.08838 · arxiv_version: 1701.08838v1 · doi: 10.48550/arxiv.1701.08838 · pith_short_12: DURHQKWK7TBI · pith_short_16: DURHQKWK7TBIHMMI · pith_short_8: DURHQKWK

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/DURHQKWK7TBIHMMI3GFDVIRR65 \
  | 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: 1d22782acafcc283b188d98a3aa231f7495211e90b8aa37d5b4f4d17b3a7fbd2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cd91ad0b3d600dc65ae0f1e6aae16b5e5156277f6db79d093b1b6d33937cf28b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2017-01-30T21:47:18Z",
    "title_canon_sha256": "4d544d6edd1e49c97d64e412e503c62184b280a922845d7498072ef6ff6e5149"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.08838",
    "kind": "arxiv",
    "version": 1
  }
}