Pith Number

pith:INCVDHLS

pith:2020:INCVDHLS6ZRMHNGRZNREU2G5UM

not attested not anchored not stored refs pending

WhylSon: Proving your Michelson Smart Contracts in Why3

Jo\~ao Santos Reis, Lu\'is Pedro Arrojado da Horta, M\'ario Pereira, Sim\~ao Melo de Sousa

arxiv:2005.14650 v1 · 2020-05-29 · cs.PL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{INCVDHLS6ZRMHNGRZNREU2G5UM}

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	2026-07-05T01:06:38.813486Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4345519d72f662c3b4d1cb624a68dda309e4ffdec3d3e4fa5159a9a58a7e3cdb

Aliases

arxiv: 2005.14650 · arxiv_version: 2005.14650v1 · doi: 10.48550/arxiv.2005.14650 · pith_short_12: INCVDHLS6ZRM · pith_short_16: INCVDHLS6ZRMHNGR · pith_short_8: INCVDHLS

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/INCVDHLS6ZRMHNGRZNREU2G5UM \
  | 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: 4345519d72f662c3b4d1cb624a68dda309e4ffdec3d3e4fa5159a9a58a7e3cdb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f59f787f6d35b39166a10cb76543f06baa5e83d7d973198e6fbec128f145c786",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2020-05-29T16:26:19Z",
    "title_canon_sha256": "3afd7c57d8cfa1d7be35b8a74cfc53d6de65a15caa62349162961d83f51159a7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2005.14650",
    "kind": "arxiv",
    "version": 1
  }
}