Pith Number

pith:HENNL5TS

pith:2007:HENNL5TSRTYSAILLS3CLCP7FI5

not attested not anchored not stored refs pending

Strong Uniqueness of the Ricci Flow

Bing-Long Chen

arxiv:0706.3081 v2 · 2007-06-21 · 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{HENNL5TSRTYSAILLS3CLCP7FI5}

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	2026-05-18T04:39:51.490894Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

391ad5f6728cf120216b96c4b13fe5477b879cdaa9598f030a824042ae5888a9

Aliases

arxiv: 0706.3081 · arxiv_version: 0706.3081v2 · doi: 10.48550/arxiv.0706.3081 · pith_short_12: HENNL5TSRTYS · pith_short_16: HENNL5TSRTYSAILL · pith_short_8: HENNL5TS

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/HENNL5TSRTYSAILLS3CLCP7FI5 \
  | 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: 391ad5f6728cf120216b96c4b13fe5477b879cdaa9598f030a824042ae5888a9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1ba35911bdf95d11a85addc375a5206eac6c949cbe9f0f16206058bda89cd5f7",
    "cross_cats_sorted": [
      "math.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2007-06-21T04:11:10Z",
    "title_canon_sha256": "ae02e2019232477e9d011c71bd57a37ab49d8e1cc5c19fb20a88f0e804921c1b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0706.3081",
    "kind": "arxiv",
    "version": 2
  }
}