Pith Number

pith:XCPUAQY5

pith:2026:XCPUAQY5ABZIBE7HJISFHTJ7PL

not attested not anchored not stored refs pending

Improving Access to Historical Archives with Real-time RAG-based Systems

Alexis Erne, Faruk Zahiragic, Hayman Lotfy, Michalis Vlachos, Min-Yen Kan, Stergios Konstantinidis

arxiv:2607.03440 v1 · 2026-07-03 · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XCPUAQY5ABZIBE7HJISFHTJ7PL}

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	2026-07-07T02:17:46.914525Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b89f40431d00728093e74a2453cd3f7acfa8ad343de0b075126ec26fdf83187a

Aliases

arxiv: 2607.03440 · arxiv_version: 2607.03440v1 · doi: 10.48550/arxiv.2607.03440 · pith_short_12: XCPUAQY5ABZI · pith_short_16: XCPUAQY5ABZIBE7H · pith_short_8: XCPUAQY5

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/XCPUAQY5ABZIBE7HJISFHTJ7PL \
  | 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: b89f40431d00728093e74a2453cd3f7acfa8ad343de0b075126ec26fdf83187a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f9be6a8642321a58c9d97726003997e0ab537e6058494ce39f94a4f6c5adefeb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2026-07-03T15:53:12Z",
    "title_canon_sha256": "df1c1e37720f0828000adaa3b7be571901273f54acd99bb12ea075a64ab82352"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.03440",
    "kind": "arxiv",
    "version": 1
  }
}