Pith Number

pith:JNM5CM6V

pith:2018:JNM5CM6VQ4FRAHQ7LLSUEK3IXD

not attested not anchored not stored refs pending

Modular class of even symplectic manifolds

Jos\'e Antonio Vallejo, Juan Monterde

arxiv:1805.10315 v1 · 2018-05-25 · math.DG · math-ph · math.MP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JNM5CM6VQ4FRAHQ7LLSUEK3IXD}

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	2026-05-18T00:14:52.964784Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4b59d133d5870b101e1f5ae5422b68b8e72b13da04fd09aab30950c8be99c80f

Aliases

arxiv: 1805.10315 · arxiv_version: 1805.10315v1 · doi: 10.48550/arxiv.1805.10315 · pith_short_12: JNM5CM6VQ4FR · pith_short_16: JNM5CM6VQ4FRAHQ7 · pith_short_8: JNM5CM6V

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/JNM5CM6VQ4FRAHQ7LLSUEK3IXD \
  | 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: 4b59d133d5870b101e1f5ae5422b68b8e72b13da04fd09aab30950c8be99c80f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c6bfc18e60113bc0b5cb11a61ae00bf83b05c105da0546fb26e0d5a9f0950e57",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2018-05-25T18:25:14Z",
    "title_canon_sha256": "198c385b975b5122c3f4ce35b5f996bd31765032f29ef5e07d5b05cac15df7f4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.10315",
    "kind": "arxiv",
    "version": 1
  }
}