Pith Number

pith:PUH56O45

pith:2014:PUH56O454VD4OIV3QCUUCEXDAO

not attested not anchored not stored refs pending

A note on compact CR Yamabe soliton

Pak Tung Ho

arxiv:1412.4334 v1 · 2014-12-14 · math.DG · math.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PUH56O454VD4OIV3QCUUCEXDAO}

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	2026-05-18T02:04:07.927387Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7d0fdf3b9de547c722bb80a94112e30397509e98bfc6c6ae7e6db8952fde237e

Aliases

arxiv: 1412.4334 · arxiv_version: 1412.4334v1 · doi: 10.48550/arxiv.1412.4334 · pith_short_12: PUH56O454VD4 · pith_short_16: PUH56O454VD4OIV3 · pith_short_8: PUH56O45

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/PUH56O454VD4OIV3QCUUCEXDAO \
  | 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: 7d0fdf3b9de547c722bb80a94112e30397509e98bfc6c6ae7e6db8952fde237e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad28ec44d29c784cc86dddf79aa8c62ef3a0f2c9ad9791f3f31996dd6cadd96e",
    "cross_cats_sorted": [
      "math.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2014-12-14T10:15:51Z",
    "title_canon_sha256": "13efd4a514dda43fb5d2616d2e8cbbaedfedac50bce3af2e11b9c80c6da9c9c4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.4334",
    "kind": "arxiv",
    "version": 1
  }
}