Pith Number

pith:HEYN5EYS

pith:2013:HEYN5EYSSSTNMA3JUH2GP43Z3Q

not attested not anchored not stored refs pending

3-Dimensional Discrete curvature flows and discrete Einstein metric

Huabin Ge, Shijin Zhang, Xu Xu

arxiv:1312.0730 v1 · 2013-12-03 · math.DG · math.GT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HEYN5EYSSSTNMA3JUH2GP43Z3Q}

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	2026-05-18T00:51:03.593340Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3930de931294a6d60369a1f467f379dc3c15b2da5a7517b86ae185cd42f52b6e

Aliases

arxiv: 1312.0730 · arxiv_version: 1312.0730v1 · doi: 10.48550/arxiv.1312.0730 · pith_short_12: HEYN5EYSSSTN · pith_short_16: HEYN5EYSSSTNMA3J · pith_short_8: HEYN5EYS

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/HEYN5EYSSSTNMA3JUH2GP43Z3Q \
  | 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: 3930de931294a6d60369a1f467f379dc3c15b2da5a7517b86ae185cd42f52b6e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5d406b83f2640d43badcb48386a20c131ad2817770c3eda017a73fc371636b81",
    "cross_cats_sorted": [
      "math.GT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2013-12-03T08:41:51Z",
    "title_canon_sha256": "94828cff4f641df7eddc4197fb5dd844e9081bb2edc167b8ddbe81ef9f4724a2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.0730",
    "kind": "arxiv",
    "version": 1
  }
}