Pith Number

pith:UE6QPESQ

pith:2024:UE6QPESQJKLK7U43KTBXAD7XRP

not attested not anchored not stored refs pending

An eternal hypersurface flow arising in centro-affine geometry

Changzheng Qu, Xinjie Jiang, Yun Yang

arxiv:2403.01340 v1 · 2024-03-02 · 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{UE6QPESQJKLK7U43KTBXAD7XRP}

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	2026-07-05T07:51:45.758727Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a13d0792504a96afd39b54c3700ff78bfb7fdd8c97917603b5aa3607b63dfcdd

Aliases

arxiv: 2403.01340 · arxiv_version: 2403.01340v1 · doi: 10.48550/arxiv.2403.01340 · pith_short_12: UE6QPESQJKLK · pith_short_16: UE6QPESQJKLK7U43 · pith_short_8: UE6QPESQ

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/UE6QPESQJKLK7U43KTBXAD7XRP \
  | 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: a13d0792504a96afd39b54c3700ff78bfb7fdd8c97917603b5aa3607b63dfcdd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "10bf95869395f77e9320ffd8484f34856b1e558e09d646caddf9224ab02591df",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2024-03-02T23:25:23Z",
    "title_canon_sha256": "3d7069625f583ce38b1c6eaf0495fd4291b1f21a298e0b5ffe04fb73b9eb3c33"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2403.01340",
    "kind": "arxiv",
    "version": 1
  }
}