Pith Number

pith:KMVGTS5V

pith:2013:KMVGTS5V7S3T37XLMUJM6EMYYY

not attested not anchored not stored refs pending

A Stochastic Conjugate Gradient Method for Approximation of Functions

Hong Jiang, Paul Wilford

arxiv:1302.1945 v1 · 2013-02-08 · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KMVGTS5V7S3T37XLMUJM6EMYYY}

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	2026-05-18T03:34:13.275164Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

532a69cbb5fcb73dfeeb6512cf1198c63695ca7d63317e14192dfad695ac2ce4

Aliases

arxiv: 1302.1945 · arxiv_version: 1302.1945v1 · doi: 10.48550/arxiv.1302.1945 · pith_short_12: KMVGTS5V7S3T · pith_short_16: KMVGTS5V7S3T37XL · pith_short_8: KMVGTS5V

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/KMVGTS5V7S3T37XLMUJM6EMYYY \
  | 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: 532a69cbb5fcb73dfeeb6512cf1198c63695ca7d63317e14192dfad695ac2ce4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "049734ec894cae4c03945d1c43cd7298d90250ca1840cd35ff5c5e4c5e7f7bb2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2013-02-08T05:06:53Z",
    "title_canon_sha256": "103a8afdcab656dd8c6549c41b352c34a2583b0ae8a206fda068b220e9fd0513"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.1945",
    "kind": "arxiv",
    "version": 1
  }
}