Pith Number

pith:VSRXRKBU

pith:2022:VSRXRKBUUJDQUDFENH3JAJNMG3

not attested not anchored not stored refs pending

Parabolic frequency on Ricci flows

Dain Kim, Julius Baldauf

arxiv:2201.05505 v2 · 2022-01-14 · math.DG · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VSRXRKBUUJDQUDFENH3JAJNMG3}

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	2026-07-05T04:44:29.108732Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aca378a834a2470a0ca469f69025ac36c4576ccf1726bfb6d42fb77bbf0b5d68

Aliases

arxiv: 2201.05505 · arxiv_version: 2201.05505v2 · doi: 10.48550/arxiv.2201.05505 · pith_short_12: VSRXRKBUUJDQ · pith_short_16: VSRXRKBUUJDQUDFE · pith_short_8: VSRXRKBU

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/VSRXRKBUUJDQUDFENH3JAJNMG3 \
  | 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: aca378a834a2470a0ca469f69025ac36c4576ccf1726bfb6d42fb77bbf0b5d68

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "033dd45829eaac8f9004c9612a418cf4bbccdefabff01e93581c9a8eeafe41a1",
    "cross_cats_sorted": [
      "math.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2022-01-14T15:19:21Z",
    "title_canon_sha256": "0a039a30525a0aa38dcb1a4b87cc6efb42602d23ce43b89062e3532fb393f3c5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2201.05505",
    "kind": "arxiv",
    "version": 2
  }
}