Pith Number

pith:TFXPUERD

pith:2015:TFXPUERD3PXLS6A73PSE5VVWT5

not attested not anchored not stored refs pending

Addressing Complex and Subjective Product-Related Queries with Customer Reviews

Alex Yang, Julian McAuley

arxiv:1512.06863 v1 · 2015-12-21 · cs.IR · cs.AI · cs.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TFXPUERD3PXLS6A73PSE5VVWT5}

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	2026-05-18T01:23:53.593997Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

996efa1223dbeeb9781fdbe44ed6b69f674dae7228df54cdfd8782acece56ae0

Aliases

arxiv: 1512.06863 · arxiv_version: 1512.06863v1 · doi: 10.48550/arxiv.1512.06863 · pith_short_12: TFXPUERD3PXL · pith_short_16: TFXPUERD3PXLS6A7 · pith_short_8: TFXPUERD

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/TFXPUERD3PXLS6A73PSE5VVWT5 \
  | 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: 996efa1223dbeeb9781fdbe44ed6b69f674dae7228df54cdfd8782acece56ae0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "477dddc6f425024bbdd7f3fa79fc115f1cf181d80cb4db261835147d907fab0a",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2015-12-21T21:01:07Z",
    "title_canon_sha256": "e7493cdfb681e14b7f817a47a276d65215f0c9c75d65caea9d2e4b5d44dc5137"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.06863",
    "kind": "arxiv",
    "version": 1
  }
}