Pith Number

pith:TS5JZ242

pith:2025:TS5JZ242N4ZYQTKOBLTCP3CZWT

not attested not anchored not stored refs pending

Gradual Metaprogramming

Arnaud Venet, Chao-Hong Chen, Darshal Shetty, Jeremy G. Siek, Rocky Liu, Tianyu Chen, Weixi Ma

arxiv:2506.09043 v3 · 2025-06-10 · cs.PL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TS5JZ242N4ZYQTKOBLTCP3CZWT}

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	2026-07-05T11:56:20.454231Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9cba9ceb9a6f33884d4e0ae627ec59b4c68c7c2fa405e03391792dff5e8e2be7

Aliases

arxiv: 2506.09043 · arxiv_version: 2506.09043v3 · doi: 10.48550/arxiv.2506.09043 · pith_short_12: TS5JZ242N4ZY · pith_short_16: TS5JZ242N4ZYQTKO · pith_short_8: TS5JZ242

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/TS5JZ242N4ZYQTKOBLTCP3CZWT \
  | 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: 9cba9ceb9a6f33884d4e0ae627ec59b4c68c7c2fa405e03391792dff5e8e2be7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cfca538d238244445a9a0fc8fa6262957cb1f0ef50c247681993cdf2dcf7932b",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2025-06-10T17:58:32Z",
    "title_canon_sha256": "e2dfb23f7f68ddba926bb5576b1a73372f0ffd72cdf7161d5b501570de15b27e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.09043",
    "kind": "arxiv",
    "version": 3
  }
}