Pith Number

pith:IGMWCKAC

pith:2018:IGMWCKACU455AQI72F22CN5FSM

not attested not anchored not stored refs pending

Behavior-based evaluation of session satisfaction

Chao Liu, Jinkang Jia, Zhenzhen Zheng

arxiv:1806.08130 v2 · 2018-06-21 · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IGMWCKACU455AQI72F22CN5FSM}

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	2026-05-18T00:12:37.632064Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4199612802a73bd0411fd175a137a5932e2c275fae8a5fc5c40bd7d193410074

Aliases

arxiv: 1806.08130 · arxiv_version: 1806.08130v2 · doi: 10.48550/arxiv.1806.08130 · pith_short_12: IGMWCKACU455 · pith_short_16: IGMWCKACU455AQI7 · pith_short_8: IGMWCKAC

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/IGMWCKACU455AQI72F22CN5FSM \
  | 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: 4199612802a73bd0411fd175a137a5932e2c275fae8a5fc5c40bd7d193410074

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "154c8835a0442bc02c6bea9b522c12b73d361652ebde4b1f8b84962a739b9df7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2018-06-21T09:22:25Z",
    "title_canon_sha256": "1f4ebc87282be42acf3281046adb18c9eeffa32a8998a0f8f5a1aa9a494838e8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.08130",
    "kind": "arxiv",
    "version": 2
  }
}