Pith Number

pith:7C2VCYC3

pith:2011:7C2VCYC3NCROBXQ5HQ5OV3ACJ7

not attested not anchored not stored refs pending

Natural connections on conformal Riemannian P-manifolds

Dimitar Mekerov, Dobrinka Gribacheva

arxiv:1109.2704 v2 · 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{7C2VCYC3NCROBXQ5HQ5OV3ACJ7}

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	2026-05-18T04:13:06.747796Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f8b551605b68a2e0de1d3c3aeaec024fc4af358f16040ff66fa74c75733b62e1

Aliases

arxiv: 1109.2704 · arxiv_version: 1109.2704v2 · doi: 10.48550/arxiv.1109.2704 · pith_short_12: 7C2VCYC3NCRO · pith_short_16: 7C2VCYC3NCROBXQ5 · pith_short_8: 7C2VCYC3

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/7C2VCYC3NCROBXQ5HQ5OV3ACJ7 \
  | 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: f8b551605b68a2e0de1d3c3aeaec024fc4af358f16040ff66fa74c75733b62e1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d5ad0210bd9a33c7936cb737e3bb93c4275aa2d0ba55960639e5b5210a4f48f7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2011-09-13T08:37:55Z",
    "title_canon_sha256": "c8023ad68404fc2b98a74de5b22c2d608fe9a4251baaa3d3d6bb8d5af86cba55"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.2704",
    "kind": "arxiv",
    "version": 2
  }
}