Pith Number

pith:FCT4Q56M

pith:2026:FCT4Q56MZ5O5WZ3HYFRQSTKHGW

not attested not anchored not stored refs pending

Closing the Calibration Gap in Semantic Caching

Aditeya Baral, Iliya Sotirov Zhechev, Jen Agarwal, Radoslav Ralev, Srijith Rajamohan

arxiv:2606.19719 v1 · 2026-06-18 · cs.IR · cs.CL · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FCT4Q56MZ5O5WZ3HYFRQSTKHGW}

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	2026-06-19T16:12:33.225432Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

28a7c877cccf5ddb6767c163094d4735b6be185db191cf6ef28dcf05e2b47877

Aliases

arxiv: 2606.19719 · arxiv_version: 2606.19719v1 · doi: 10.48550/arxiv.2606.19719 · pith_short_12: FCT4Q56MZ5O5 · pith_short_16: FCT4Q56MZ5O5WZ3H · pith_short_8: FCT4Q56M

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/FCT4Q56MZ5O5WZ3HYFRQSTKHGW \
  | 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: 28a7c877cccf5ddb6767c163094d4735b6be185db191cf6ef28dcf05e2b47877

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aeeb9c33218568af513efc6754c42674ddd8136e8ed86f1890f244f9840a0b07",
    "cross_cats_sorted": [
      "cs.CL",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2026-06-18T02:34:33Z",
    "title_canon_sha256": "f80f75a1aedd4dddc56a845ff748055c88652e37d55d4f29aa7f7a0c503111d3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.19719",
    "kind": "arxiv",
    "version": 1
  }
}