Pith Number

pith:IJZQSOEC

pith:2017:IJZQSOEC5HYIVELGSE6D7B5LBA

not attested not anchored not stored refs pending

Hesse Pencils and 3-Torsion Structures

Ane S.I. Anema, Anne Tuijp, Jaap Top

arxiv:1708.09745 v2 · 2017-08-31 · 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{IJZQSOEC5HYIVELGSE6D7B5LBA}

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	2026-05-18T00:05:14.560162Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4273093882e9f08a9166913c3f87ab0819eb42f23bfb83d7b07218b17e10caf5

Aliases

arxiv: 1708.09745 · arxiv_version: 1708.09745v2 · doi: 10.48550/arxiv.1708.09745 · pith_short_12: IJZQSOEC5HYI · pith_short_16: IJZQSOEC5HYIVELG · pith_short_8: IJZQSOEC

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/IJZQSOEC5HYIVELGSE6D7B5LBA \
  | 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: 4273093882e9f08a9166913c3f87ab0819eb42f23bfb83d7b07218b17e10caf5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "db97a20efb6d4aca4ee3effa1705ca9ef45a2124504c4b681243abe7a1ed0067",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2017-08-31T14:29:26Z",
    "title_canon_sha256": "d9521b842dc9dad97ae73ee56edc5772d47ce58f2a96c0817f6d8e2c0d57d459"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.09745",
    "kind": "arxiv",
    "version": 2
  }
}