Pith Number

pith:ECRKBHSR

pith:2026:ECRKBHSRQLNCLXZGKE3Z3FSAEQ

not attested not anchored not stored refs pending

MemDelta: Controlled Baselines and Hidden Confounds in Agent Memory Evaluation

Kuan Wang

arxiv:2606.29914 v1 · 2026-06-29 · cs.CL · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ECRKBHSRQLNCLXZGKE3Z3FSAEQ}

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	2026-06-30T02:17:40.772132Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

20a2a09e5182da25df2651379d9640243306cc82288c8ab458968b8dde801daf

Aliases

arxiv: 2606.29914 · arxiv_version: 2606.29914v1 · doi: 10.48550/arxiv.2606.29914 · pith_short_12: ECRKBHSRQLNC · pith_short_16: ECRKBHSRQLNCLXZG · pith_short_8: ECRKBHSR

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/ECRKBHSRQLNCLXZGKE3Z3FSAEQ \
  | 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: 20a2a09e5182da25df2651379d9640243306cc82288c8ab458968b8dde801daf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3fd71b435c85e0decd6dadb527f2e543192ba01cd5e95629c889351f1d2ba06d",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-06-29T07:51:22Z",
    "title_canon_sha256": "1dacf6f07d3df3601abe65e24d613851e2d7310a124f57369d23ba8c37e01525"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.29914",
    "kind": "arxiv",
    "version": 1
  }
}