Pith Number

pith:CDNYNKTB

pith:2014:CDNYNKTBUYDMGG4DT2BOEMY424

not attested not anchored not stored refs pending

Homothety Curvature Homogeneity and Homothety Homogeneity

E. Garcia-Rio, P. Gilkey, S. Nikcevic

arxiv:1403.6620 v1 · 2014-03-26 · 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{CDNYNKTBUYDMGG4DT2BOEMY424}

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	2026-05-18T02:55:28.475637Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

10db86aa61a606c31b839e82e2331cd7170bc5c3c108bdef24b3d2c734dbb7e7

Aliases

arxiv: 1403.6620 · arxiv_version: 1403.6620v1 · doi: 10.48550/arxiv.1403.6620 · pith_short_12: CDNYNKTBUYDM · pith_short_16: CDNYNKTBUYDMGG4D · pith_short_8: CDNYNKTB

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/CDNYNKTBUYDMGG4DT2BOEMY424 \
  | 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: 10db86aa61a606c31b839e82e2331cd7170bc5c3c108bdef24b3d2c734dbb7e7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e16ddb16e7330641bdb6db525eabf314ba2f396af5563384ea78f32cadf12629",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2014-03-26T10:40:29Z",
    "title_canon_sha256": "fb3980853197437a2f764e5bb614872195f5935dcc7ac9057afb81a955767b15"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.6620",
    "kind": "arxiv",
    "version": 1
  }
}