Pith Number

pith:PCFMAFXI

pith:2020:PCFMAFXI6KA3JKLW7YRKR6ILK6

not attested not anchored not stored refs pending

A Survey on Data Pricing: from Economics to Data Science

Jian Pei

arxiv:2009.04462 v2 · 2020-09-09 · econ.TH · cs.AI · cs.DB · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PCFMAFXI6KA3JKLW7YRKR6ILK6}

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	2026-07-05T02:02:55.583763Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

788ac016e8f281b4a976fe22a8f90b57bbcda7316f85ee030cdb421bb160e26f

Aliases

arxiv: 2009.04462 · arxiv_version: 2009.04462v2 · doi: 10.48550/arxiv.2009.04462 · pith_short_12: PCFMAFXI6KA3 · pith_short_16: PCFMAFXI6KA3JKLW · pith_short_8: PCFMAFXI

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/PCFMAFXI6KA3JKLW7YRKR6ILK6 \
  | 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: 788ac016e8f281b4a976fe22a8f90b57bbcda7316f85ee030cdb421bb160e26f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d1d7300380acfde2d02d71f1961423fac600f9e0dec87e64d60aaf63fcae6717",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.DB",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "econ.TH",
    "submitted_at": "2020-09-09T19:31:38Z",
    "title_canon_sha256": "aec94e5c9ef1d1c085be7a15160f24d121e5e4d2b3999078f7992eb8ba93bfbf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.04462",
    "kind": "arxiv",
    "version": 2
  }
}