Pith Number

pith:UA3BHJN2

pith:2026:UA3BHJN2BL3X3TU7R6ZUBJN2VV

not attested not anchored not stored refs pending

The CTI Echo Chamber: Fragmentation, Overlap, and Vendor Specificity in Twenty Years of Cyber Threat Reporting

Francesco Marchiori, Juan Tapiador, Manuel Suarez-Roman, Mauro Conti

arxiv:2602.17458 v2 · 2026-02-19 · cs.CR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UA3BHJN2BL3X3TU7R6ZUBJN2VV}

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	2026-05-22T01:03:58.165825Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a03613a5ba0af77dce9f8fb340a5baad750a103a2d8b97405db3beb2ba7af4df

Aliases

arxiv: 2602.17458 · arxiv_version: 2602.17458v2 · doi: 10.48550/arxiv.2602.17458 · pith_short_12: UA3BHJN2BL3X · pith_short_16: UA3BHJN2BL3X3TU7 · pith_short_8: UA3BHJN2

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/UA3BHJN2BL3X3TU7R6ZUBJN2VV \
  | 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: a03613a5ba0af77dce9f8fb340a5baad750a103a2d8b97405db3beb2ba7af4df

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "35706a86b1db607a30ae864f943f2f1d205b4b8ab97bdac821effc9f6ed9a15f",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2026-02-19T15:25:09Z",
    "title_canon_sha256": "b63ec464ba20295ed064e204d331b71302e2fb0fcbede4e2980f6d0d49593ce8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2602.17458",
    "kind": "arxiv",
    "version": 2
  }
}