Pith Number

pith:X6IZQUHM

pith:2017:X6IZQUHM2UD6ZYIG2GF224K2FS

not attested not anchored not stored refs pending

Cohomologies of locally conformally symplectic manifolds and solvmanifolds

Alexandra Otiman, Daniele Angella, Nicoletta Tardini

arxiv:1703.05512 v2 · 2017-03-16 · math.DG · math.SG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{X6IZQUHM2UD6ZYIG2GF224K2FS}

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	2026-05-18T00:25:39.589267Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bf919850ecd507ece106d18bad715a2cb3de211c5f13349167d78b3d2f3ecfd5

Aliases

arxiv: 1703.05512 · arxiv_version: 1703.05512v2 · doi: 10.48550/arxiv.1703.05512 · pith_short_12: X6IZQUHM2UD6 · pith_short_16: X6IZQUHM2UD6ZYIG · pith_short_8: X6IZQUHM

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/X6IZQUHM2UD6ZYIG2GF224K2FS \
  | 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: bf919850ecd507ece106d18bad715a2cb3de211c5f13349167d78b3d2f3ecfd5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1f072a35152323b10a91aa56d21133be96b75fde8f3fa14d941af72c9e9581b5",
    "cross_cats_sorted": [
      "math.SG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2017-03-16T09:01:33Z",
    "title_canon_sha256": "ea8760035337405123bab3603486a1ccdc2f512ae12fc43a9ce9d61fb99a94de"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.05512",
    "kind": "arxiv",
    "version": 2
  }
}