Pith Number

pith:RDAJB3NB

pith:2024:RDAJB3NBLXC63K7S6FV7USKUDX

not attested not anchored not stored refs pending

Improved impedance inversion by the iterated graph Laplacian

Davide Bianchi, Florian Bossmann, Mingming Liu, Wenlong Wang

arxiv:2404.16324 v2 · 2024-04-25 · math.NA · cs.LG · cs.NA · eess.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RDAJB3NBLXC63K7S6FV7USKUDX}

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	2026-07-05T10:50:29.691183Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

88c090eda15dc5edabf2f16bfa49541de528cdf4aae1c819c222b59d80042605

Aliases

arxiv: 2404.16324 · arxiv_version: 2404.16324v2 · doi: 10.48550/arxiv.2404.16324 · pith_short_12: RDAJB3NBLXC6 · pith_short_16: RDAJB3NBLXC63K7S · pith_short_8: RDAJB3NB

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/RDAJB3NBLXC63K7S6FV7USKUDX \
  | 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: 88c090eda15dc5edabf2f16bfa49541de528cdf4aae1c819c222b59d80042605

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6f147c65f33158e226035938c226c59a88616bcc8407e5c21d76f5cd3aeaceb9",
    "cross_cats_sorted": [
      "cs.LG",
      "cs.NA",
      "eess.SP"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2024-04-25T04:21:56Z",
    "title_canon_sha256": "9dde52cf4b529f34930c67c2e7ea73693f01fcee548844f3b314dcb59885d4f9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2404.16324",
    "kind": "arxiv",
    "version": 2
  }
}