Pith Number

pith:TZRW7UMP

pith:2018:TZRW7UMP5SC23YKG6OOMDCJJDP

not attested not anchored not stored refs pending

A Nutritional Label for Rankings

Abolfazl Asudeh, Bill Howe, Gerome Miklau, HV Jagadish, Julia Stoyanovich, Ke Yang

arxiv:1804.07890 v1 · 2018-04-21 · cs.CY · cs.DB · cs.HC

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

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	2026-05-18T00:17:52.438891Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9e636fd18fec85ade146f39cc189291be9313e21125a35c69a9bae10eaa58907

Aliases

arxiv: 1804.07890 · arxiv_version: 1804.07890v1 · doi: 10.48550/arxiv.1804.07890 · pith_short_12: TZRW7UMP5SC2 · pith_short_16: TZRW7UMP5SC23YKG · pith_short_8: TZRW7UMP

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/TZRW7UMP5SC23YKG6OOMDCJJDP \
  | 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: 9e636fd18fec85ade146f39cc189291be9313e21125a35c69a9bae10eaa58907

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "213ecb245e548291f92d83ed4c51aa35085ee0e12ef8c53f0dc7c04bbaa021e2",
    "cross_cats_sorted": [
      "cs.DB",
      "cs.HC"
    ],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2018-04-21T05:00:58Z",
    "title_canon_sha256": "d13063e40f1c439e7e9bb01a73cb84b20b5546ed94c6fb5e48ba24495e92a701"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.07890",
    "kind": "arxiv",
    "version": 1
  }
}