Pith Number

pith:7XJSAL6G

pith:2018:7XJSAL6GL374ADFL3GHUJD3LPO

not attested not anchored not stored refs pending

Analysis and improvement of direct sampling method in the mono-static configuration

Marc Lambert, Sangwoo Kang, Won-Kwang Park

arxiv:1809.08283 v4 · 2018-09-20 · 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{7XJSAL6GL374ADFL3GHUJD3LPO}

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	2026-05-17T23:47:36.075468Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fdd3202fc65effc00cabd98f448f6b7b9c119eb53b10e4eaf23f8ff92fca749b

Aliases

arxiv: 1809.08283 · arxiv_version: 1809.08283v4 · doi: 10.48550/arxiv.1809.08283 · pith_short_12: 7XJSAL6GL374 · pith_short_16: 7XJSAL6GL374ADFL · pith_short_8: 7XJSAL6G

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/7XJSAL6GL374ADFL3GHUJD3LPO \
  | 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: fdd3202fc65effc00cabd98f448f6b7b9c119eb53b10e4eaf23f8ff92fca749b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0b11d6e408eaf415df12eb7a38b0d828a8327d7dba77abc580c91d24d78b96c8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-09-20T15:00:50Z",
    "title_canon_sha256": "5e1f4163e87ea209cd8e70f1c1759f9bd809846e6c2f4e02cf5f35bd2e328aed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.08283",
    "kind": "arxiv",
    "version": 4
  }
}