Pith Number

pith:6RTVZTTY

pith:2015:6RTVZTTYZ2M65DBOCGBNOWFZMY

not attested not anchored not stored refs pending

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David Simcha, Krzysztof Choromanski, Ruiqi Guo, Sanjiv Kumar

arxiv:1509.01469 v1 · 2015-09-04 · cs.AI · 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{6RTVZTTYZ2M65DBOCGBNOWFZMY}

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	2026-05-18T01:33:57.624124Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f4675cce78ce99ee8c2e1182d758b966269a11cbb4dcb2e2aa7d52c2283c96c1

Aliases

arxiv: 1509.01469 · arxiv_version: 1509.01469v1 · doi: 10.48550/arxiv.1509.01469 · pith_short_12: 6RTVZTTYZ2M6 · pith_short_16: 6RTVZTTYZ2M65DBO · pith_short_8: 6RTVZTTY

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/6RTVZTTYZ2M65DBOCGBNOWFZMY \
  | 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: f4675cce78ce99ee8c2e1182d758b966269a11cbb4dcb2e2aa7d52c2283c96c1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6edc79f483607c7ec7e7ef37ec292e9ee4ad5892ad056f4a96b0f5f4136f2090",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2015-09-04T14:43:11Z",
    "title_canon_sha256": "05f827e97cebdfb2fb41f08d48f759639ad68ef22d4b4c6eb89970de10d0604a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.01469",
    "kind": "arxiv",
    "version": 1
  }
}