Pith Number

pith:MQPMOWDW

pith:2026:MQPMOWDW5KYZ7YY57ADQUB5XKU

not attested not anchored not stored refs pending

Do AI Personas Grow? Analyzing and Benchmarking Personality Evolution in LLM Agents After Life Events

Daling Wang, Ee-Peng Lim, Fiona Fui-Hoon Nah, Ming Wang, Peidong Wang, Shi Feng, Xiaocui Yang

arxiv:2608.06485 v1 · 2026-08-06 · cs.CL · cs.AI · cs.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MQPMOWDW5KYZ7YY57ADQUB5XKU}

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	2026-08-10T01:10:49.408126Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

641ec75876eab19fe31df8070a07b7552d98fe974b906d1daad1899a585c228d

Aliases

arxiv: 2608.06485 · arxiv_version: 2608.06485v1 · doi: 10.48550/arxiv.2608.06485 · pith_short_12: MQPMOWDW5KYZ · pith_short_16: MQPMOWDW5KYZ7YY5 · pith_short_8: MQPMOWDW

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/MQPMOWDW5KYZ7YY57ADQUB5XKU \
  | 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: 641ec75876eab19fe31df8070a07b7552d98fe974b906d1daad1899a585c228d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "60d1262d2419ae9f21cbf87c893504d9ad9b5951fc094075baaaab9130e4fab7",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-08-06T18:25:58Z",
    "title_canon_sha256": "ecf6ee4897e2a1b6f00d3fcf07509d268063b93077ce45f81a4f27a8c6671e06"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.06485",
    "kind": "arxiv",
    "version": 1
  }
}