Pith Number

pith:6Y6GA3GE

pith:2016:6Y6GA3GEDJCQ2SI7OGQ5TKAOMJ

not attested not anchored not stored refs pending

An efficient Exact-PGA algorithm for constant curvature manifolds

Baba C. Vemuri, Dohyung Seo, Rudrasis Chakraborty

arxiv:1603.03984 v1 · 2016-03-13 · cs.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{6Y6GA3GEDJCQ2SI7OGQ5TKAOMJ}

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	2026-05-18T01:19:09.838142Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f63c606cc41a450d491f71a1d9a80e626ed2009a38d4f2d852ff9541122b2cc9

Aliases

arxiv: 1603.03984 · arxiv_version: 1603.03984v1 · doi: 10.48550/arxiv.1603.03984 · pith_short_12: 6Y6GA3GEDJCQ · pith_short_16: 6Y6GA3GEDJCQ2SI7 · pith_short_8: 6Y6GA3GE

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/6Y6GA3GEDJCQ2SI7OGQ5TKAOMJ \
  | 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: f63c606cc41a450d491f71a1d9a80e626ed2009a38d4f2d852ff9541122b2cc9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3b618533051b835119c9a3718bbd47a86fe3dcdbd3d0066cec5797998fc4a7a0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2016-03-13T02:57:34Z",
    "title_canon_sha256": "68ccf9b1246751b7dbe1d7a18403c177ec90f034d501efb30efaf0d32c8f6c56"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.03984",
    "kind": "arxiv",
    "version": 1
  }
}