Pith Number

pith:4E3IAQFX

pith:2026:4E3IAQFXRCHMTLNYKUKBSLGJBM

not attested not anchored not stored refs pending

Do Machines Struggle Where Humans Do? LLM and Human Comprehension of Obfuscated Code

Anh H.N. Nguyen, Jack Le, Tien N. Nguyen

arxiv:2606.31725 v1 · 2026-06-30 · cs.SE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4E3IAQFXRCHMTLNYKUKBSLGJBM}

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	2026-07-01T01:18:12.930708Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e1368040b7888ec9adb85514192cc90b23c2551d9b46f8c46a04eaa0bf6b0e0f

Aliases

arxiv: 2606.31725 · arxiv_version: 2606.31725v1 · doi: 10.48550/arxiv.2606.31725 · pith_short_12: 4E3IAQFXRCHM · pith_short_16: 4E3IAQFXRCHMTLNY · pith_short_8: 4E3IAQFX

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/4E3IAQFXRCHMTLNYKUKBSLGJBM \
  | 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: e1368040b7888ec9adb85514192cc90b23c2551d9b46f8c46a04eaa0bf6b0e0f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c33c7774e1a24b8456438e9bb7dace06927f6140b7b1a116bf064e7838bfff90",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2026-06-30T14:26:46Z",
    "title_canon_sha256": "6557e5c1cc707a5aff0c26bea8acbff895f56fb6b619ac21cc2a421987c7388a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.31725",
    "kind": "arxiv",
    "version": 1
  }
}