Pith Number

pith:FLLIRBUB

pith:2018:FLLIRBUBDOPFZSUJAVCPGD7H4E

not attested not anchored not stored refs pending

An iteration regularizaion method with general convex penalty for nonlinear inverse problems in Banach spaces

Bo Han, Jing Wang, Wei Wang

arxiv:1801.02759 v1 · 2018-01-09 · 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{FLLIRBUBDOPFZSUJAVCPGD7H4E}

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	2026-05-18T00:26:22.513517Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2ad68886811b9e5cca890544f30fe7e1329f9f6674adf3a46a339856f51de7a9

Aliases

arxiv: 1801.02759 · arxiv_version: 1801.02759v1 · doi: 10.48550/arxiv.1801.02759 · pith_short_12: FLLIRBUBDOPF · pith_short_16: FLLIRBUBDOPFZSUJ · pith_short_8: FLLIRBUB

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/FLLIRBUBDOPFZSUJAVCPGD7H4E \
  | 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: 2ad68886811b9e5cca890544f30fe7e1329f9f6674adf3a46a339856f51de7a9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cc16c3da28f0bfe0811b4373762c570a01c95430eec2891aebdc5b1f25ab57d1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-01-09T02:26:42Z",
    "title_canon_sha256": "b4cdb978a29a0f5feb2915d7c0306bb4cd66262ac942b86c78b5557d9651137e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.02759",
    "kind": "arxiv",
    "version": 1
  }
}