Pith Number

pith:CBO4KTOU

pith:2022:CBO4KTOU77GIOB4JZ2N42FFQGW

not attested not anchored not stored refs pending

Obfuscating the Hierarchy of a Digital IP

Giorgi Basiashvili, Samuel Pagliarini, Zain Ul Abideen

arxiv:2205.09892 v2 · 2022-05-19 · cs.CR · cs.AR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CBO4KTOU77GIOB4JZ2N42FFQGW}

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	2026-07-05T04:34:29.337301Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

105dc54dd4ffcc870789ce9bcd14b03589ca479c154a54b515822c31c088c142

Aliases

arxiv: 2205.09892 · arxiv_version: 2205.09892v2 · doi: 10.48550/arxiv.2205.09892 · pith_short_12: CBO4KTOU77GI · pith_short_16: CBO4KTOU77GIOB4J · pith_short_8: CBO4KTOU

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/CBO4KTOU77GIOB4JZ2N42FFQGW \
  | 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: 105dc54dd4ffcc870789ce9bcd14b03589ca479c154a54b515822c31c088c142

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "74b703943aaa4d449bc48b817ee8a8794b4b289b5492f94377f9918ab25fd07a",
    "cross_cats_sorted": [
      "cs.AR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2022-05-19T22:57:55Z",
    "title_canon_sha256": "db83775c40384cba3d33a556a374bf5e8321a8a9eaf091fa8c0a64803a6bd4c1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2205.09892",
    "kind": "arxiv",
    "version": 2
  }
}