Pith Number

pith:AUTDR27K

pith:2025:AUTDR27KPSK2KOVKOV4QVYA4RR

not attested not anchored not stored refs pending

Institutional Books 1.0: A 242B token dataset from Harvard Library's collections, refined for accuracy and usability

Amanda Watson, Aristana Scourtas, Catherine Brobston, Greg Leppert, Jack Cushman, John Hess, Jonathan Zittrain, Kristi Mukk, Kyle Courtney, Martha Whitehead, Matteo Cargnelutti

arxiv:2506.08300 v1 · 2025-06-10 · cs.CL · cs.DL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AUTDR27KPSK2KOVKOV4QVYA4RR}

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

1 paper in Pith

A Recipe for Long-Context Reasoning in Large Language Models via On-Policy Optimization and Distillation

Receipt and verification

First computed	2026-07-05T11:19:09.164118Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

052638ebea7c95a53aaa75790ae01c8c5ee2ee805beb696c70001203048df826

Aliases

arxiv: 2506.08300 · arxiv_version: 2506.08300v1 · doi: 10.48550/arxiv.2506.08300 · pith_short_12: AUTDR27KPSK2 · pith_short_16: AUTDR27KPSK2KOVK · pith_short_8: AUTDR27K

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/AUTDR27KPSK2KOVKOV4QVYA4RR \
  | 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: 052638ebea7c95a53aaa75790ae01c8c5ee2ee805beb696c70001203048df826

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1af6a3a539cd2742928a1561d7335d6def126e2ad83486c90a9b88e74597c2aa",
    "cross_cats_sorted": [
      "cs.DL"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-06-10T00:11:30Z",
    "title_canon_sha256": "a665ac37a0f5b95fff4fcaf2b1309fc4fa65b6c127d304eb61861da95fec93d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.08300",
    "kind": "arxiv",
    "version": 1
  }
}