Pith Number

pith:4TLHEVOE

pith:2018:4TLHEVOE2PTEP7VL6SWB6Y7DHS

not attested not anchored not stored refs pending

The Ricci pinching functional on solvmanifolds

Cynthia E. Will, Jorge Lauret

arxiv:1808.01380 v2 · 2018-08-03 · 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{4TLHEVOE2PTEP7VL6SWB6Y7DHS}

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	2026-05-17T23:46:36.206209Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e4d67255c4d3e647feabf4ac1f63e33c81ffabbda0d4f178bdbeac77a7296cd6

Aliases

arxiv: 1808.01380 · arxiv_version: 1808.01380v2 · doi: 10.48550/arxiv.1808.01380 · pith_short_12: 4TLHEVOE2PTE · pith_short_16: 4TLHEVOE2PTEP7VL · pith_short_8: 4TLHEVOE

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/4TLHEVOE2PTEP7VL6SWB6Y7DHS \
  | 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: e4d67255c4d3e647feabf4ac1f63e33c81ffabbda0d4f178bdbeac77a7296cd6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "61eddcf262c57c7490a8453b22a6475b96d58bf5d1067a8ac80c6f04bd445fce",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2018-08-03T22:34:05Z",
    "title_canon_sha256": "1c57c455db59e9461d21079aa910a7f48ef387da69c0002ff553c003bb554c3e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.01380",
    "kind": "arxiv",
    "version": 2
  }
}