Pith Number

pith:LF3VHLHE

pith:2025:LF3VHLHEKXSY44OI5NP7V4LG6T

not attested not anchored not stored refs pending

Hyperbolic Deep Learning for Foundation Models: A Survey

Hiren Madhu, Menglin Yang, Neil He, Ngoc Bui, Rex Ying

arxiv:2507.17787 v1 · 2025-07-23 · cs.LG · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LF3VHLHEKXSY44OI5NP7V4LG6T}

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	2026-07-05T11:42:35.217826Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

597753ace455e58e71c8eb5ffaf166f4c5954e1b4919f514836238ff14b46c1e

Aliases

arxiv: 2507.17787 · arxiv_version: 2507.17787v1 · doi: 10.48550/arxiv.2507.17787 · pith_short_12: LF3VHLHEKXSY · pith_short_16: LF3VHLHEKXSY44OI · pith_short_8: LF3VHLHE

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/LF3VHLHEKXSY44OI5NP7V4LG6T \
  | 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: 597753ace455e58e71c8eb5ffaf166f4c5954e1b4919f514836238ff14b46c1e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ed8ac7cd3bffcf36b0dc592512a1525839c07d6a40283a16c4b7386ee83e803b",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-07-23T09:50:17Z",
    "title_canon_sha256": "45d8659036677f5a0a37c5b9ce6e2f3960460ccba78b40b3f21c132fb9ebc873"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.17787",
    "kind": "arxiv",
    "version": 1
  }
}