Pith Number

pith:IBTMKQW3

pith:2026:IBTMKQW3EFJB4U5B5VICNOJYKY

not attested not anchored not stored refs pending

Curated retrieval versus open web search in public AI information services: a coverage-trust trade-off

Hafsteinn Birgir Einarsson, Hafsteinn Einarsson, J\'on Gunnar \'Olafsson, J\'on Gunnar {\TH}orsteinsson

arxiv:2607.05217 v1 · 2026-07-06 · cs.CY · cs.CL · 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{IBTMKQW3EFJB4U5B5VICNOJYKY}

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	2026-07-07T03:19:19.996419Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4066c542db21521e53a1ed5026b938563f4744e684e541d280c14fce57935cd5

Aliases

arxiv: 2607.05217 · arxiv_version: 2607.05217v1 · doi: 10.48550/arxiv.2607.05217 · pith_short_12: IBTMKQW3EFJB · pith_short_16: IBTMKQW3EFJB4U5B · pith_short_8: IBTMKQW3

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/IBTMKQW3EFJB4U5B5VICNOJYKY \
  | 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: 4066c542db21521e53a1ed5026b938563f4744e684e541d280c14fce57935cd5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8dba2349d8796287ac64fc9769bb2a4e1264df506f2eedc628b60e4b17408930",
    "cross_cats_sorted": [
      "cs.CL",
      "cs.IR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2026-07-06T15:32:46Z",
    "title_canon_sha256": "a1bbea50029e81f1a01089ddd74fec0a29402d4e97ef580d84972f05b1828ad8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.05217",
    "kind": "arxiv",
    "version": 1
  }
}