Pith Number

pith:4LA4ED2N

pith:2026:4LA4ED2NA4KF2SV4AQ2ZT6ERQ3

not attested not anchored not stored refs pending

WebChallenger: A Reliable and Efficient Generalist Web Agent

Jayoo Hwang, Vedant Padwal, Xiaowen Zhang

arxiv:2606.10423 v1 · 2026-06-09 · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4LA4ED2NA4KF2SV4AQ2ZT6ERQ3}

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	2026-06-10T01:10:18.250394Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e2c1c20f4d07145d4abc043599f89186ce613a4b412c62ad6322ff4cdf4d3e5e

Aliases

arxiv: 2606.10423 · arxiv_version: 2606.10423v1 · doi: 10.48550/arxiv.2606.10423 · pith_short_12: 4LA4ED2NA4KF · pith_short_16: 4LA4ED2NA4KF2SV4 · pith_short_8: 4LA4ED2N

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/4LA4ED2NA4KF2SV4AQ2ZT6ERQ3 \
  | 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: e2c1c20f4d07145d4abc043599f89186ce613a4b412c62ad6322ff4cdf4d3e5e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5e3659119803cfe422074296115d5996470ddc81143d0bd998eac972d3dbb8b7",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-06-09T04:53:19Z",
    "title_canon_sha256": "db7b6875546feadc70ad3ab8ce41d02cf2f32ece7435a05990d61bff655c3032"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.10423",
    "kind": "arxiv",
    "version": 1
  }
}