Pith Number

pith:S4WKF53T

pith:2026:S4WKF53THLDOZB675WRJKBSH6X

not attested not anchored not stored refs pending

UniMem: Complementary Episodic-to-Parametric Memory for Boundary-Agnostic Task Streams

Chenheng Zhang, Guojun Yin, Haifeng Zhang, Haoxuan Li, Jiajun Chai, Jun Wang, Siyu Xia, Wei Lin, Xiaohan Wang, Yanting Wu, Zhouchen Lin

arxiv:2607.26017 v1 · 2026-07-28 · 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{S4WKF53THLDOZB675WRJKBSH6X}

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	2026-07-29T01:26:19.947742Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

972ca2f7733ac6ec87dfeda2950647f5c6f4ccb79eaef289943a0760df92f192

Aliases

arxiv: 2607.26017 · arxiv_version: 2607.26017v1 · doi: 10.48550/arxiv.2607.26017 · pith_short_12: S4WKF53THLDO · pith_short_16: S4WKF53THLDOZB67 · pith_short_8: S4WKF53T

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/S4WKF53THLDOZB675WRJKBSH6X \
  | 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: 972ca2f7733ac6ec87dfeda2950647f5c6f4ccb79eaef289943a0760df92f192

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "57c9b2d918a3062c21efb50d6580fdccffc8d7472f4668a203ab3e5005e620cf",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-07-28T17:28:21Z",
    "title_canon_sha256": "cba40c46347ab3b8fbe84bddbd9cd72a286c6f6e91681b602f1147cabf211a11"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.26017",
    "kind": "arxiv",
    "version": 1
  }
}