Pith Number

pith:PRJDSKCC

pith:2025:PRJDSKCCS2XHMYVCRQQ2MFDQUZ

not attested not anchored not stored refs pending

OLMoTrace: Tracing Language Model Outputs Back to Trillions of Training Tokens

Aaron Sarnat, Ali Farhadi, Arnavi Chheda-Kothary, Bailey Kuehl, Byron Bischoff, Carissa Schoenick, Cassidy Trier, David Albright, Dirk Groeneveld, Eric Marsh, Evie Cheng, Hannaneh Hajishirzi, Huy Tran, Jenna James, Jesse Dodge, Jiacheng Liu, Jon Borchardt, Karen Farley, Luca Soldaini, Michael Schmitz, Noah A. Smith, Pang Wei Koh, Rock Yuren Pang, Sewon Min, Sophie Lebrecht, Sruthi Sreeram, Taira Anderson, Taylor Blanton, Yanai Elazar, Yejin Choi, YenSung Chen

arxiv:2504.07096 v2 · 2025-04-09 · 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{PRJDSKCCS2XHMYVCRQQ2MFDQUZ}

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.

Cited by

5 papers in Pith

RELIANCE: Curating and Evaluating Reproductive Health Information on Social Media

LLMs Can Leak Training Data But Do They Want To? A Propensity-Aware Evaluation of Memorization in LLMs

Efficient and Scalable Provenance Tracking for LLM-Generated Code Snippets

DataDignity: Training Data Attribution for Large Language Models

Feature Starvation as Geometric Instability in Sparse Autoencoders

Receipt and verification

First computed	2026-07-05T11:33:22.787695Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7c5239284296ae7662a28c21a61470a64729f9be2c52ce546069bdca486d4b90

Aliases

arxiv: 2504.07096 · arxiv_version: 2504.07096v2 · doi: 10.48550/arxiv.2504.07096 · pith_short_12: PRJDSKCCS2XH · pith_short_16: PRJDSKCCS2XHMYVC · pith_short_8: PRJDSKCC

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/PRJDSKCCS2XHMYVCRQQ2MFDQUZ \
  | 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: 7c5239284296ae7662a28c21a61470a64729f9be2c52ce546069bdca486d4b90

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d808d0c06a8d5b100736a6f31f783bc77ea61b7183cc38245b8c811399ef7f8f",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-04-09T17:59:35Z",
    "title_canon_sha256": "530cd6676333d4975119523409ebd8fe4d0998a98d8a25476284a29205aee78b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.07096",
    "kind": "arxiv",
    "version": 2
  }
}