Pith Number

pith:AX4RN6U4

pith:2015:AX4RN6U4KM54M3HF4KJAF5JCMQ

not attested not anchored not stored refs pending

Continuous and discrete Neumann systems on Stiefel varieties as matrix generalizations of the Jacobi-Mumford systems

Bozidar Jovanovic, Yuri N. Fedorov

arxiv:1503.07053 v2 · 2015-03-24 · nlin.SI · 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{AX4RN6U4KM54M3HF4KJAF5JCMQ}

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	2026-05-18T00:25:02.456352Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

05f916fa9c533bc66ce5e29202f522641c27956d01dd14e6a8e8c70869fa39de

Aliases

arxiv: 1503.07053 · arxiv_version: 1503.07053v2 · doi: 10.48550/arxiv.1503.07053 · pith_short_12: AX4RN6U4KM54 · pith_short_16: AX4RN6U4KM54M3HF · pith_short_8: AX4RN6U4

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/AX4RN6U4KM54M3HF4KJAF5JCMQ \
  | 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: 05f916fa9c533bc66ce5e29202f522641c27956d01dd14e6a8e8c70869fa39de

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "22a00a4b73776180b95b5fdd020cbbf7864e28226a97d4d27220c5b3854c6a78",
    "cross_cats_sorted": [
      "math.AG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2015-03-24T14:18:41Z",
    "title_canon_sha256": "c3a0bd38567c56bccd5093be1c40515172647b4e2bc307458dc29e7ce6484533"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.07053",
    "kind": "arxiv",
    "version": 2
  }
}