Pith Number

pith:QFUJAPIZ

pith:2018:QFUJAPIZKNC35DMD3EKE47PT5U

not attested not anchored not stored refs pending

The blow-up of the conformal mean curvature flow

Di Zhang, Xingxiao Li

arxiv:1802.03513 v1 · 2018-02-10 · 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{QFUJAPIZKNC35DMD3EKE47PT5U}

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	2026-05-18T00:23:51.328516Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8168903d195345be8d83d9144e7df3ed2ac5a6c371257cd0d7453afeaa9400a4

Aliases

arxiv: 1802.03513 · arxiv_version: 1802.03513v1 · doi: 10.48550/arxiv.1802.03513 · pith_short_12: QFUJAPIZKNC3 · pith_short_16: QFUJAPIZKNC35DMD · pith_short_8: QFUJAPIZ

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/QFUJAPIZKNC35DMD3EKE47PT5U \
  | 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: 8168903d195345be8d83d9144e7df3ed2ac5a6c371257cd0d7453afeaa9400a4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7e63bb179126f08d3fe3f1e83c1a900361583c8b69dc4cd15e81aabc0dc45c45",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2018-02-10T03:37:43Z",
    "title_canon_sha256": "1b125ac6d07b87009562ff05e8d928786a1ff7aeef9f4e57871bc5480083b305"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.03513",
    "kind": "arxiv",
    "version": 1
  }
}