Pith Number

pith:5YY54OUY

pith:2017:5YY54OUYSZMHKVTCCDMJ3TLTSW

not attested not anchored not stored refs pending

Convergence of Lebenberg-Marquard method for the Inverse Problem with an Interior Measurement

Gen Nakamura, Yu Jiang

arxiv:1707.09687 v1 · 2017-07-31 · 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{5YY54OUYSZMHKVTCCDMJ3TLTSW}

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	2026-05-18T00:39:10.595617Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ee31de3a98965875566210d89dcd73959677d6a46eb045826a3a68c1eb667490

Aliases

arxiv: 1707.09687 · arxiv_version: 1707.09687v1 · doi: 10.48550/arxiv.1707.09687 · pith_short_12: 5YY54OUYSZMH · pith_short_16: 5YY54OUYSZMHKVTC · pith_short_8: 5YY54OUY

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/5YY54OUYSZMHKVTCCDMJ3TLTSW \
  | 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: ee31de3a98965875566210d89dcd73959677d6a46eb045826a3a68c1eb667490

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8b5936652b3977648c394484e2eac1d7197682dcd56f3eb633f08d445a199369",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-07-31T00:34:29Z",
    "title_canon_sha256": "9688243b542b0bde75066d429d64e2a6c48b53d844b71067198b14f9f8e7cd94"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.09687",
    "kind": "arxiv",
    "version": 1
  }
}