Pith Number

pith:L3M3W7XN

pith:2018:L3M3W7XN2FIFQWL52S7W47QUED

not attested not anchored not stored refs pending

On a class of spaces of skew-symmetric forms related to Hamiltonian systems of conservation laws

E Ferapontov, L Manivel

arxiv:1810.12216 v1 · 2018-10-29 · 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{L3M3W7XN2FIFQWL52S7W47QUED}

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	2026-05-18T00:02:03.912987Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5ed9bb7eedd15058597dd4bf6e7e1420ed4e07d384b4a8884af7b35917f2b381

Aliases

arxiv: 1810.12216 · arxiv_version: 1810.12216v1 · doi: 10.48550/arxiv.1810.12216 · pith_short_12: L3M3W7XN2FIF · pith_short_16: L3M3W7XN2FIFQWL5 · pith_short_8: L3M3W7XN

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/L3M3W7XN2FIFQWL52S7W47QUED \
  | 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: 5ed9bb7eedd15058597dd4bf6e7e1420ed4e07d384b4a8884af7b35917f2b381

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8d1893d86b6bf4ced1bf30dadfb2d050c78c0b4ee4d5eabf119a06b3209eb3a8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2018-10-29T16:08:54Z",
    "title_canon_sha256": "3a1681a0203237dd8cb65c2b4403adafd6af62d0d8f3691cd0a96e79673ffedf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.12216",
    "kind": "arxiv",
    "version": 1
  }
}