Pith Number

pith:H4PHB7T6

pith:2026:H4PHB7T6AXY7DWIOJDB4IWDX6P

not attested not anchored not stored refs pending

Actionable World Representation

Isabella Liu, Jianglong Ye, Jitao Li, Kunqi Xu, Sifei Liu, Tianshu Tang, Xueyan Zou

arxiv:2605.18743 v1 · 2026-05-18 · 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{H4PHB7T6AXY7DWIOJDB4IWDX6P}

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	2026-05-20T00:06:18.679934Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3f1e70fe7e05f1f1d90e48c3c45877f3f845e85f4b99ac8c8331fb15154b2808

Aliases

arxiv: 2605.18743 · arxiv_version: 2605.18743v1 · doi: 10.48550/arxiv.2605.18743 · pith_short_12: H4PHB7T6AXY7 · pith_short_16: H4PHB7T6AXY7DWIO · pith_short_8: H4PHB7T6

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/H4PHB7T6AXY7DWIOJDB4IWDX6P \
  | 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: 3f1e70fe7e05f1f1d90e48c3c45877f3f845e85f4b99ac8c8331fb15154b2808

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "18dcf96c75d9e58ad4dc50be8e9038f5f8f22076b681774c0cd0673c0f4ee41a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-05-18T17:58:51Z",
    "title_canon_sha256": "f2c25dc59f65866fc5448e75c9c6ba080f528a4ea87354153d22858bda3865eb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.18743",
    "kind": "arxiv",
    "version": 1
  }
}