Pith Number

pith:QDLNWDJT

pith:2010:QDLNWDJTTFPI5A2BZIWPLAIBXR

not attested not anchored not stored refs pending

Locally conformally flat quasi-Einstein manifolds

Carlo Mantegazza, Giovanni Catino, Lorenzo Mazzieri, Michele Rimoldi

arxiv:1010.1418 v3 · 2010-10-07 · 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{QDLNWDJTTFPI5A2BZIWPLAIBXR}

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	2026-05-18T02:40:47.802280Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

80d6db0d33995e8e8341ca2cf58101bc621d6aa17d68854e19e2c54d906453e5

Aliases

arxiv: 1010.1418 · arxiv_version: 1010.1418v3 · doi: 10.48550/arxiv.1010.1418 · pith_short_12: QDLNWDJTTFPI · pith_short_16: QDLNWDJTTFPI5A2B · pith_short_8: QDLNWDJT

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/QDLNWDJTTFPI5A2BZIWPLAIBXR \
  | 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: 80d6db0d33995e8e8341ca2cf58101bc621d6aa17d68854e19e2c54d906453e5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "22f8d8be6ef09a6a06f92305073ea8f4cfc6bdeee7490b1537ba8c54b0a08ca1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2010-10-07T12:56:36Z",
    "title_canon_sha256": "9682190d588605ccf6cdaa0787eb743276f8b22d271fc711a0572e4d42434d70"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1010.1418",
    "kind": "arxiv",
    "version": 3
  }
}