Pith Number

pith:VWTUZQPS

pith:2014:VWTUZQPSOJC6QRKYRVFQLBLD46

not attested not anchored not stored refs pending

Replacing the Irreplaceable: Fast Algorithms for Team Member Recommendation

Hanghang Tong, Kate Ehrlich, Liangyue Li, Nan Cao, Norbou Buchler, Yu-Ru Lin

arxiv:1409.5512 v1 · 2014-09-19 · cs.SI · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VWTUZQPSOJC6QRKYRVFQLBLD46}

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	2026-05-18T02:42:27.289884Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ada74cc1f27245e845588d4b058563e78ba5e761a5b147b7a04704cc4ef4c84e

Aliases

arxiv: 1409.5512 · arxiv_version: 1409.5512v1 · doi: 10.48550/arxiv.1409.5512 · pith_short_12: VWTUZQPSOJC6 · pith_short_16: VWTUZQPSOJC6QRKY · pith_short_8: VWTUZQPS

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/VWTUZQPSOJC6QRKYRVFQLBLD46 \
  | 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: ada74cc1f27245e845588d4b058563e78ba5e761a5b147b7a04704cc4ef4c84e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "863b7579955ffcd6435efa57dd728f8b8ccc19cdc4c4fc896a67e511d735fc4d",
    "cross_cats_sorted": [
      "cs.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2014-09-19T04:05:16Z",
    "title_canon_sha256": "0d251c5b3d064828f6d0d1e8ee9b2c145a906e15340c717bab7b8b22da2c80f1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.5512",
    "kind": "arxiv",
    "version": 1
  }
}