Pith Number

pith:MRUYRKKA

pith:2015:MRUYRKKAO5RIHJA4CHKGLVWVHG

not attested not anchored not stored refs pending

Stack Exchange Tagger

Sanket Mehta, Shagun Sodhani

arxiv:1512.04092 v1 · 2015-12-13 · cs.CL · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MRUYRKKAO5RIHJA4CHKGLVWVHG}

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	2026-05-18T01:24:23.154204Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

646988a940776283a41c11d465d6d5398047e088e03a9d1882daed40840d4ca5

Aliases

arxiv: 1512.04092 · arxiv_version: 1512.04092v1 · doi: 10.48550/arxiv.1512.04092 · pith_short_12: MRUYRKKAO5RI · pith_short_16: MRUYRKKAO5RIHJA4 · pith_short_8: MRUYRKKA

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/MRUYRKKAO5RIHJA4CHKGLVWVHG \
  | 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: 646988a940776283a41c11d465d6d5398047e088e03a9d1882daed40840d4ca5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "48f3b6d9b52167ecea91872d86c575f9f9d8a5656fcaa4adca3f4dac72164522",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2015-12-13T17:52:44Z",
    "title_canon_sha256": "19b251dd73e5914d55494d60b82f655b327531897633bce7ffee5c6b2eac905d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.04092",
    "kind": "arxiv",
    "version": 1
  }
}