Pith Number

pith:BBE2I7QA

pith:2015:BBE2I7QA36XMVTQBRHICG6ZKU6

not attested not anchored not stored refs pending

Understanding Music Playlists

George Fazekas, Keunwoo Choi, Mark Sandler

arxiv:1511.07004 v1 · 2015-11-22 · cs.MM · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BBE2I7QA36XMVTQBRHICG6ZKU6}

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	2026-05-18T01:26:16.914925Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0849a47e00dfaecace0189d0237b2aa78c91a899ed2999662a2a6dee66e2f1c9

Aliases

arxiv: 1511.07004 · arxiv_version: 1511.07004v1 · doi: 10.48550/arxiv.1511.07004 · pith_short_12: BBE2I7QA36XM · pith_short_16: BBE2I7QA36XMVTQB · pith_short_8: BBE2I7QA

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/BBE2I7QA36XMVTQBRHICG6ZKU6 \
  | 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: 0849a47e00dfaecace0189d0237b2aa78c91a899ed2999662a2a6dee66e2f1c9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "370ce744475b5a539c363a19fbd06a626b7b571e8ceb99d9f36ab0b674db5bda",
    "cross_cats_sorted": [
      "cs.IR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.MM",
    "submitted_at": "2015-11-22T12:33:08Z",
    "title_canon_sha256": "b85fcd8e337f5a9cd705a25a233ed8d505129560a73dd7bed017b5bf4c3d5fa3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.07004",
    "kind": "arxiv",
    "version": 1
  }
}