Pith Number

pith:QR2URH36

pith:2014:QR2URH36CMDLJLJXQRSUAAJHIB

not attested not anchored not stored refs pending

Self-organized manifold learning and heuristic charting via adaptive metrics

Branislav Brutovsky, Denis Horvath, Jozef Ulicny

arxiv:1406.3440 v1 · 2014-06-13 · physics.data-an

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QR2URH36CMDLJLJXQRSUAAJHIB}

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	2026-05-18T02:49:46.689430Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8475489f7e1306b4ad378465400127404acef19c921860d63447661d60483be9

Aliases

arxiv: 1406.3440 · arxiv_version: 1406.3440v1 · doi: 10.48550/arxiv.1406.3440 · pith_short_12: QR2URH36CMDL · pith_short_16: QR2URH36CMDLJLJX · pith_short_8: QR2URH36

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/QR2URH36CMDLJLJXQRSUAAJHIB \
  | 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: 8475489f7e1306b4ad378465400127404acef19c921860d63447661d60483be9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0fc6575a1618cffb99e92bdb34f6746473d45160566513877769dc7ae37bb86a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.data-an",
    "submitted_at": "2014-06-13T07:20:59Z",
    "title_canon_sha256": "6937b45d7e1efe14f3acfab8b4c7e5da1ecb79f26c5321254071657d38c0d09f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.3440",
    "kind": "arxiv",
    "version": 1
  }
}