Pith Number

pith:OFRRYPLQ

pith:2001:OFRRYPLQ4IIZHDZ5DQWB2DI2OJ

not attested not anchored not stored refs pending

Software Corrections of Vocal Disorders

Claudia Manfredi, Lorenzo Matassini

arxiv:cond-mat/0104054 v1 · 2001-04-03 · cond-mat

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OFRRYPLQ4IIZHDZ5DQWB2DI2OJ}

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	2026-05-18T01:07:03.091501Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

71631c3d70e211938f3d1c2c1d0d1a725e11e3ce53813a0582c2c4dcac7aae8c

Aliases

arxiv: cond-mat/0104054 · arxiv_version: cond-mat/0104054v1 · doi: 10.48550/arxiv.cond-mat/0104054 · pith_short_12: OFRRYPLQ4IIZ · pith_short_16: OFRRYPLQ4IIZHDZ5 · pith_short_8: OFRRYPLQ

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/OFRRYPLQ4IIZHDZ5DQWB2DI2OJ \
  | 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: 71631c3d70e211938f3d1c2c1d0d1a725e11e3ce53813a0582c2c4dcac7aae8c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "91584f2e5561e8de2c7e6230eb120bee797fc5a505d50382d08dbb3f4896ed87",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat",
    "submitted_at": "2001-04-03T16:00:12Z",
    "title_canon_sha256": "eea19d62629744c0ae3b1feec82ae1804808d43dd8a4cf2b3b5b940ba15bccdd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0104054",
    "kind": "arxiv",
    "version": 1
  }
}