Pith Number

pith:QWUI2Q7Y

pith:2024:QWUI2Q7YNKK5LSLSQIGF3TUHTD

not attested not anchored not stored refs pending

Flexible Non-intrusive Dynamic Instrumentation for WebAssembly

Ben L. Titzer, Bradley Wei Jie Teo, Elizabeth Gilbert, Heather Miller, Kazuyuki Takayama, Yash Anand

arxiv:2403.07973 v1 · 2024-03-12 · 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{QWUI2Q7YNKK5LSLSQIGF3TUHTD}

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	2026-07-05T07:55:32.920425Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85a88d43f86a95d5c972820c5dce8798ee157475a3037b89a78ed8afa0445d42

Aliases

arxiv: 2403.07973 · arxiv_version: 2403.07973v1 · doi: 10.48550/arxiv.2403.07973 · pith_short_12: QWUI2Q7YNKK5 · pith_short_16: QWUI2Q7YNKK5LSLS · pith_short_8: QWUI2Q7Y

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/QWUI2Q7YNKK5LSLSQIGF3TUHTD \
  | 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: 85a88d43f86a95d5c972820c5dce8798ee157475a3037b89a78ed8afa0445d42

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0db450404755ab7bea2edb8a37d93e1ebab34d3eebf1279f91362fd7123ae0b1",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2024-03-12T17:52:56Z",
    "title_canon_sha256": "4a35ac8cbd53515dd77370f61dc29e4a3214bea571024d3ee2acf158d926235e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2403.07973",
    "kind": "arxiv",
    "version": 1
  }
}