Pith Number

pith:HJNTLABE

pith:2019:HJNTLABECGESA7URPLJQABWDIF

not attested not anchored not stored refs pending

Retrofitting a two-way peg between blockchains

Dan Boneh, Jason Teutsch, Michael Straka

arxiv:1908.03999 v1 · 2019-08-12 · cs.CR · cs.LO · econ.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HJNTLABECGESA7URPLJQABWDIF}

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.

Cited by

1 paper in Pith

Enhancing Blockchain Cross Chain Interoperability: A Comprehensive Survey

Receipt and verification

First computed	2026-07-04T23:53:19.848590Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3a5b3580241189207e917ad30006c3414b1963cd81ea0fe2683c49a199f9ab17

Aliases

arxiv: 1908.03999 · arxiv_version: 1908.03999v1 · doi: 10.48550/arxiv.1908.03999 · pith_short_12: HJNTLABECGES · pith_short_16: HJNTLABECGESA7UR · pith_short_8: HJNTLABE

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/HJNTLABECGESA7URPLJQABWDIF \
  | 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: 3a5b3580241189207e917ad30006c3414b1963cd81ea0fe2683c49a199f9ab17

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c3b7e123e09edc63bb5ae0b0a221b2324cea99996d819d1c8157a9975ae9ad4a",
    "cross_cats_sorted": [
      "cs.LO",
      "econ.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2019-08-12T04:41:13Z",
    "title_canon_sha256": "f7d42a17a6fd8233e1ec3e7498f41f264e1312805ccc875682879ebdba326a08"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.03999",
    "kind": "arxiv",
    "version": 1
  }
}