Pith Number

pith:4RH2JMBZ

pith:2016:4RH2JMBZZKWZRH4CH7E5XE7AIS

not attested not anchored not stored refs pending

A Mobile Phone based Speech Therapist

Arun Pande, Sunil Kumar Kopparapu, Vinod K. Pandey

arxiv:1601.02605 v1 · 2016-01-11 · cs.CY · cs.HC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4RH2JMBZZKWZRH4CH7E5XE7AIS}

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	2026-05-18T01:23:01.940538Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e44fa4b039caad989f823fc9db93e04493d12a8e985afb1f073213832131ed8f

Aliases

arxiv: 1601.02605 · arxiv_version: 1601.02605v1 · doi: 10.48550/arxiv.1601.02605 · pith_short_12: 4RH2JMBZZKWZ · pith_short_16: 4RH2JMBZZKWZRH4C · pith_short_8: 4RH2JMBZ

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/4RH2JMBZZKWZRH4CH7E5XE7AIS \
  | 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: e44fa4b039caad989f823fc9db93e04493d12a8e985afb1f073213832131ed8f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cab128a53c812ce4524bcc47b358d1dfbe9d91248ee119af73a7c4c629ac531a",
    "cross_cats_sorted": [
      "cs.HC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2016-01-11T18:12:53Z",
    "title_canon_sha256": "02f84b41f804c9d7833a66ad97b15b8e01c3c187110d0f3ace67b9090b36403a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.02605",
    "kind": "arxiv",
    "version": 1
  }
}