Pith Number

pith:X2GJGMAS

pith:2010:X2GJGMAS7OD2RWVIYKN3JQBOO2

not attested not anchored not stored refs pending

Tree-formed Verification Data for Trusted Platforms

Andreas Leicher, Andreas U. Schmidt, Inhyok Cha, Yogendra Shah

arxiv:1007.0642 v4 · 2010-07-05 · 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{X2GJGMAS7OD2RWVIYKN3JQBOO2}

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	2026-05-18T03:35:41.547059Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

be8c933012fb87a8daa8c29bb4c02e769b5649154df955aac18cce6ed9931ecd

Aliases

arxiv: 1007.0642 · arxiv_version: 1007.0642v4 · doi: 10.48550/arxiv.1007.0642 · pith_short_12: X2GJGMAS7OD2 · pith_short_16: X2GJGMAS7OD2RWVI · pith_short_8: X2GJGMAS

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/X2GJGMAS7OD2RWVIYKN3JQBOO2 \
  | 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: be8c933012fb87a8daa8c29bb4c02e769b5649154df955aac18cce6ed9931ecd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3b552d3c7b13eff9c6ce61e90c9b0287dbc6ff2b7457c70cf04ffa861f3f2fde",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2010-07-05T09:28:23Z",
    "title_canon_sha256": "c30ea7592deaf49dfb93728f17f84251b6a42b498b773aef1e0b952e711a361f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1007.0642",
    "kind": "arxiv",
    "version": 4
  }
}