Pith Number

pith:XU7GSBX7

pith:2020:XU7GSBX7SVFBTMKYMQFGPRRQXZ

not attested not anchored not stored refs pending

A bio-inspired geometric model for sound reconstruction

CaGE ), CNRS, Dario Prandi (CNRS, Giuseppina Turco (CNRS, L2S), LLF UMR7110), Ludovic Sacchelli (LAGEPP), Ugo Boscain (LJLL (UMR\_7598)

arxiv:2004.02450 v2 · 2020-04-06 · eess.AS · math.AP · math.OC · q-bio.NC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XU7GSBX7SVFBTMKYMQFGPRRQXZ}

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	2026-07-05T01:43:56.157361Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bd3e6906ff954a19b158640a67c630be48be20d59a3af321e363eeaca8b1ecc5

Aliases

arxiv: 2004.02450 · arxiv_version: 2004.02450v2 · doi: 10.48550/arxiv.2004.02450 · pith_short_12: XU7GSBX7SVFB · pith_short_16: XU7GSBX7SVFBTMKY · pith_short_8: XU7GSBX7

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/XU7GSBX7SVFBTMKYMQFGPRRQXZ \
  | 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: bd3e6906ff954a19b158640a67c630be48be20d59a3af321e363eeaca8b1ecc5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a2af7ba296fbdc4fa70105976130c2fe6cd30e41d48fc5db9e8cd197eed12c8f",
    "cross_cats_sorted": [
      "math.AP",
      "math.OC",
      "q-bio.NC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.AS",
    "submitted_at": "2020-04-06T07:47:32Z",
    "title_canon_sha256": "4de8598a0f1fcfc8e92a9e86795f89de995faba0d88244112af696cc497a44df"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.02450",
    "kind": "arxiv",
    "version": 2
  }
}