Pith Number

pith:WTSFLFVV

pith:2020:WTSFLFVVDRVM6ZGDHEB3IZ5WPM

not attested not anchored not stored refs pending

Layer 2 Atomic Cross-Blockchain Function Calls

Peter Robinson, Raghavendra Ramesh

arxiv:2005.09790 v5 · 2020-05-19 · 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{WTSFLFVVDRVM6ZGDHEB3IZ5WPM}

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	2026-07-05T01:15:26.011819Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b4e45596b51c6acf64c33903b467b67b2628727fa8ac02642510b15dceeb8efd

Aliases

arxiv: 2005.09790 · arxiv_version: 2005.09790v5 · doi: 10.48550/arxiv.2005.09790 · pith_short_12: WTSFLFVVDRVM · pith_short_16: WTSFLFVVDRVM6ZGD · pith_short_8: WTSFLFVV

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/WTSFLFVVDRVM6ZGDHEB3IZ5WPM \
  | 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: b4e45596b51c6acf64c33903b467b67b2628727fa8ac02642510b15dceeb8efd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "78178decc6325209749488789c2c7b68ac0ea4d09ab9e5d7fc497baff8d414c9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2020-05-19T23:41:31Z",
    "title_canon_sha256": "f1b3883e846aa482ed1dbb4c95c376962b5c4db2bb60dcdefda1137e7fc4802e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2005.09790",
    "kind": "arxiv",
    "version": 5
  }
}