Pith Number

pith:S6PXRXH5

pith:2012:S6PXRXH5C3TOBLEGKYBTF7EPQI

not attested not anchored not stored refs pending

Scalar curvature behavior of homogeneous Ricci flows

Ramiro A. Lafuente

arxiv:1212.6558 v1 · 2012-12-28 · 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{S6PXRXH5C3TOBLEGKYBTF7EPQI}

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	2026-05-18T03:37:31.563547Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

979f78dcfd16e6e0ac86560332fc8f822067abe4753892194102fef727d031d1

Aliases

arxiv: 1212.6558 · arxiv_version: 1212.6558v1 · doi: 10.48550/arxiv.1212.6558 · pith_short_12: S6PXRXH5C3TO · pith_short_16: S6PXRXH5C3TOBLEG · pith_short_8: S6PXRXH5

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/S6PXRXH5C3TOBLEGKYBTF7EPQI \
  | 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: 979f78dcfd16e6e0ac86560332fc8f822067abe4753892194102fef727d031d1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fd50c970a2ad960ae7d2dda4cba5ab7df1da84702c8b4460c22f20d1cb745727",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2012-12-28T19:45:19Z",
    "title_canon_sha256": "d52e34630553abbb756a070b0ae56c54b710a1163b1ebfcb9e1c368e44106119"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.6558",
    "kind": "arxiv",
    "version": 1
  }
}