Pith Number

pith:ZUVC76HD

pith:2011:ZUVC76HDHU3ZSRBLABZWMGQ2DJ

not attested not anchored not stored refs pending

The harmonicity of nearly cosymplectic structures

E. Loubeau, E. Vergara-Diaz

arxiv:1109.2745 v1 · 2011-09-13 · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZUVC76HDHU3ZSRBLABZWMGQ2DJ}

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	2026-05-18T04:13:07.795311Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cd2a2ff8e33d3799442b0073661a1a1a600efa905f2c927dd9bf7c0f3d6e614a

Aliases

arxiv: 1109.2745 · arxiv_version: 1109.2745v1 · doi: 10.48550/arxiv.1109.2745 · pith_short_12: ZUVC76HDHU3Z · pith_short_16: ZUVC76HDHU3ZSRBL · pith_short_8: ZUVC76HD

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/ZUVC76HDHU3ZSRBLABZWMGQ2DJ \
  | 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: cd2a2ff8e33d3799442b0073661a1a1a600efa905f2c927dd9bf7c0f3d6e614a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "be3bcf75a1448a902a83b09a3100e4bb60b79204be01474141132947ec7ded03",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2011-09-13T10:54:18Z",
    "title_canon_sha256": "d297e56760188b4d4a61dc51af65caff75804f7f502f562171a40d65877390c7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.2745",
    "kind": "arxiv",
    "version": 1
  }
}