Pith Number

pith:LLB57I7H

pith:2019:LLB57I7HADYRZVCCFOZQQJS54V

not attested not anchored not stored refs pending

Do users talk about the software in my product? Analyzing user reviews on IoT products

Barry Boehm, Kamonphop Srisopha, Pooyan Behnamghader

arxiv:1901.09474 v1 · 2019-01-28 · cs.SE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LLB57I7HADYRZVCCFOZQQJS54V}

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	2026-05-17T23:55:24.670706Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5ac3dfa3e700f11cd4422bb308265de54049240c13fad22776e3d0b08e368429

Aliases

arxiv: 1901.09474 · arxiv_version: 1901.09474v1 · doi: 10.48550/arxiv.1901.09474 · pith_short_12: LLB57I7HADYR · pith_short_16: LLB57I7HADYRZVCC · pith_short_8: LLB57I7H

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/LLB57I7HADYRZVCCFOZQQJS54V \
  | 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: 5ac3dfa3e700f11cd4422bb308265de54049240c13fad22776e3d0b08e368429

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "782abf97f0239ff6200a40d707d956d62127d3b3eb4b355e08eeaa72d90f7ed6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2019-01-28T00:44:57Z",
    "title_canon_sha256": "5fafe6eb3061fa2fe9ee2168643c45a313b28d407f9c870943969edae8f94d94"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.09474",
    "kind": "arxiv",
    "version": 1
  }
}