Pith Number

pith:BPPUKMRT

pith:2025:BPPUKMRT4BQD2CAV2AGORTFFDT

not attested not anchored not stored refs pending

Contextures: The Mechanism of Representation Learning

Runtian Zhai

arxiv:2504.19792 v1 · 2025-04-28 · cs.LG · cs.AI · 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{BPPUKMRT4BQD2CAV2AGORTFFDT}

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	2026-07-05T10:55:03.146549Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0bdf453233e0603d0815d00ce8cca51ce9b6d9406c4c1d4d45316532c78bfa5f

Aliases

arxiv: 2504.19792 · arxiv_version: 2504.19792v1 · doi: 10.48550/arxiv.2504.19792 · pith_short_12: BPPUKMRT4BQD · pith_short_16: BPPUKMRT4BQD2CAV · pith_short_8: BPPUKMRT

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/BPPUKMRT4BQD2CAV2AGORTFFDT \
  | 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: 0bdf453233e0603d0815d00ce8cca51ce9b6d9406c4c1d4d45316532c78bfa5f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6626f204fd07f5a45e4d7a2e1ccf54dd2ce6c95ec515ca18f3f2909be0868ba3",
    "cross_cats_sorted": [
      "cs.AI",
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-04-28T13:36:28Z",
    "title_canon_sha256": "f014189d1dbd34b642da141654ac4663f11e0d935b6d4e5ef163ffa23abdce5e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.19792",
    "kind": "arxiv",
    "version": 1
  }
}