Pith Number

pith:QP5HLF4N

pith:2026:QP5HLF4NYKNOCLZUKT3UO3SWCP

not attested not anchored not stored refs pending

The Hidden Footprint: Making Storage a First-Class Metric for LLM Agent Evaluation

Chenglin Yu, Hongquan Gui, Hongxia Yang, Ming Li, Ying Yu

arxiv:2607.11149 v1 · 2026-07-13 · 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{QP5HLF4NYKNOCLZUKT3UO3SWCP}

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	2026-07-14T01:22:19.070388Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

83fa75978dc29ae12f3454f7476e5613e1971f80a797eed9a9cc54ad3130fc86

Aliases

arxiv: 2607.11149 · arxiv_version: 2607.11149v1 · doi: 10.48550/arxiv.2607.11149 · pith_short_12: QP5HLF4NYKNO · pith_short_16: QP5HLF4NYKNOCLZU · pith_short_8: QP5HLF4N

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/QP5HLF4NYKNOCLZUKT3UO3SWCP \
  | 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: 83fa75978dc29ae12f3454f7476e5613e1971f80a797eed9a9cc54ad3130fc86

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c821cd5d4f7fe5aef3b0a0cdf2848fab614baf729eced6034dde0c865489a0a1",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-07-13T06:44:33Z",
    "title_canon_sha256": "c324ceb51e60fb92b5eb3269559de171da97ca831b9a7d11881ef5fa9eb4c861"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.11149",
    "kind": "arxiv",
    "version": 1
  }
}