Pith Number

pith:PUONQQVT

pith:2012:PUONQQVT6WK4QVQXKAR5O3ZX5J

not attested not anchored not stored refs pending

Understanding the Interaction between Interests, Conversations and Friendships in Facebook

Eric P. Xing, Qirong Ho, Rajat Raina, Rong Yan

arxiv:1211.0028 v1 · 2012-10-31 · cs.SI · cs.LG · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PUONQQVT6WK4QVQXKAR5O3ZX5J}

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	2026-05-18T03:41:43.360059Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7d1cd842b3f595c856175023d76f37ea66a8995a7993c016d9b757905484643d

Aliases

arxiv: 1211.0028 · arxiv_version: 1211.0028v1 · doi: 10.48550/arxiv.1211.0028 · pith_short_12: PUONQQVT6WK4 · pith_short_16: PUONQQVT6WK4QVQX · pith_short_8: PUONQQVT

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/PUONQQVT6WK4QVQXKAR5O3ZX5J \
  | 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: 7d1cd842b3f595c856175023d76f37ea66a8995a7993c016d9b757905484643d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a40b67724d7c770c22b4ed80aba40bedcf78da540dcefbf7b12a73edb6bc0530",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2012-10-31T20:56:16Z",
    "title_canon_sha256": "fae6cd8efabdf49110a3b8222beee070881496efeecafbe46a94a6593fd66d87"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.0028",
    "kind": "arxiv",
    "version": 1
  }
}