Pith Number

pith:BRCEUR2S

pith:2017:BRCEUR2S3MDBG5MRMSDFI5676I

not attested not anchored not stored refs pending

Role model detection using low rank similarity matrix

Adissa Laurent, Paul Van Dooren, Sibo Cheng

arxiv:1702.06154 v1 · 2017-01-28 · cs.SI · physics.soc-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BRCEUR2S3MDBG5MRMSDFI5676I}

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	2026-05-18T00:50:14.850864Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0c444a4752db0613759164865477dff234653dece1323c25e87619661ce7e08c

Aliases

arxiv: 1702.06154 · arxiv_version: 1702.06154v1 · doi: 10.48550/arxiv.1702.06154 · pith_short_12: BRCEUR2S3MDB · pith_short_16: BRCEUR2S3MDBG5MR · pith_short_8: BRCEUR2S

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/BRCEUR2S3MDBG5MRMSDFI5676I \
  | 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: 0c444a4752db0613759164865477dff234653dece1323c25e87619661ce7e08c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "00e7f0ed08ed105f7de36992bee420f52f3b2b21695f013dc0dc5ff8aa2a7b9c",
    "cross_cats_sorted": [
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2017-01-28T15:53:23Z",
    "title_canon_sha256": "a6964c55a368a5684167dd8df6809d8de9224f1fed2b76ee8ed595e9459f07f7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.06154",
    "kind": "arxiv",
    "version": 1
  }
}