Pith Number

pith:CLFSFKKL

pith:2016:CLFSFKKLIP42TFUX5QY5FDPXQX

not attested not anchored not stored refs pending

Scalar curvature and singular metrics

Luen-fai Tam, Yuguang Shi

arxiv:1611.04056 v2 · 2016-11-13 · 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{CLFSFKKLIP42TFUX5QY5FDPXQX}

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	2026-05-18T00:20:56.978527Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

12cb22a94b43f9a99697ec31d28df785dd6efbf7dcd8c5065519e313300853aa

Aliases

arxiv: 1611.04056 · arxiv_version: 1611.04056v2 · doi: 10.48550/arxiv.1611.04056 · pith_short_12: CLFSFKKLIP42 · pith_short_16: CLFSFKKLIP42TFUX · pith_short_8: CLFSFKKL

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/CLFSFKKLIP42TFUX5QY5FDPXQX \
  | 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: 12cb22a94b43f9a99697ec31d28df785dd6efbf7dcd8c5065519e313300853aa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a9e94a20cbd429ce24e354af5d2f269de022d382dcb879f150a2fe3b7f8014da",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2016-11-13T00:02:26Z",
    "title_canon_sha256": "30484e9388e7e28e43c838a43ffc107b4dec9d711dd4fd964b3017733c77fb59"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.04056",
    "kind": "arxiv",
    "version": 2
  }
}