Pith Number

pith:BK74G6TW

pith:2014:BK74G6TWINV73SKNU2JYST5WTT

not attested not anchored not stored refs pending

The Webster scalar curvature flow on CR sphere. Part I

Pak Tung Ho

arxiv:1410.5534 v1 · 2014-10-21 · math.DG · math.AP · 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{BK74G6TWINV73SKNU2JYST5WTT}

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	2026-05-18T02:37:44.166137Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0abfc37a76436bfdc94da693894fb69cc4d3de6c4d25ee325b72115154ebb7ad

Aliases

arxiv: 1410.5534 · arxiv_version: 1410.5534v1 · doi: 10.48550/arxiv.1410.5534 · pith_short_12: BK74G6TWINV7 · pith_short_16: BK74G6TWINV73SKN · pith_short_8: BK74G6TW

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/BK74G6TWINV73SKNU2JYST5WTT \
  | 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: 0abfc37a76436bfdc94da693894fb69cc4d3de6c4d25ee325b72115154ebb7ad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3f2a0911100fce58e449f44be4f33a08d7d565d101b3f57048c4117341eea2a3",
    "cross_cats_sorted": [
      "math.AP",
      "math.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2014-10-21T05:14:47Z",
    "title_canon_sha256": "132003e929bf190c32fbd0237305d9babe6285346263f908d30bdb2435fde47c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.5534",
    "kind": "arxiv",
    "version": 1
  }
}