Pith Number

pith:WAZ4UI3P

pith:2021:WAZ4UI3PH3KJP4LHPHTTHPBIQL

not attested not anchored not stored refs pending

Towards Fair Recommendation in Two-Sided Platforms

Abhijnan Chakraborty, Arpita Biswas, Gourab K Patro, Krishna P. Gummadi, Niloy Ganguly

arxiv:2201.01180 v1 · 2021-12-26 · cs.IR · cs.AI · 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{WAZ4UI3PH3KJP4LHPHTTHPBIQL}

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	2026-07-05T03:45:17.734507Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b033ca236f3ed497f16779e733bc2882c8833f891b2b665dc202456dd6c91ea4

Aliases

arxiv: 2201.01180 · arxiv_version: 2201.01180v1 · doi: 10.48550/arxiv.2201.01180 · pith_short_12: WAZ4UI3PH3KJ · pith_short_16: WAZ4UI3PH3KJP4LH · pith_short_8: WAZ4UI3P

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/WAZ4UI3PH3KJP4LHPHTTHPBIQL \
  | 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: b033ca236f3ed497f16779e733bc2882c8833f891b2b665dc202456dd6c91ea4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "31fcc3d3d0e7e4601d5979d6e93188075dda918dbc0472ff62f37f9316bdca87",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2021-12-26T05:14:56Z",
    "title_canon_sha256": "f2c18e6b0dca999423b7ac87efb846f655b7507f558e04e6f156bd378913a215"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2201.01180",
    "kind": "arxiv",
    "version": 1
  }
}