Pith Number

pith:3THDUBNG

pith:2014:3THDUBNGX334KLRONH4Q4J3IUT

not attested not anchored not stored refs pending

Publicly Verifiable Outsourced Computation with a Key Distribution Centre

Carlos Cid, Christian Janson, James Alderman, Jason Crampton

arxiv:1406.5720 v1 · 2014-06-22 · 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{3THDUBNGX334KLRONH4Q4J3IUT}

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	2026-05-18T02:49:10.873359Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dcce3a05a6bef7c52e2e69f90e2768a4f256e400e5f717d24c9c2dfcfbfcb9dd

Aliases

arxiv: 1406.5720 · arxiv_version: 1406.5720v1 · doi: 10.48550/arxiv.1406.5720 · pith_short_12: 3THDUBNGX334 · pith_short_16: 3THDUBNGX334KLRO · pith_short_8: 3THDUBNG

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/3THDUBNGX334KLRONH4Q4J3IUT \
  | 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: dcce3a05a6bef7c52e2e69f90e2768a4f256e400e5f717d24c9c2dfcfbfcb9dd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b283c75b74c323ce563f6489e18d80f2c04b12a61016435f35c7ded2fc8b5428",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2014-06-22T12:54:51Z",
    "title_canon_sha256": "82086720b8ae3b4e9c70ab5d5ba039869d15c346084aa52ac3ccb13bf035a953"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.5720",
    "kind": "arxiv",
    "version": 1
  }
}