Pith Number

pith:4TDUNPUS

pith:2018:4TDUNPUSYVA5I7H563Y47I25WS

not attested not anchored not stored refs pending

Formalizing and Implementing Distributed Ledger Objects

Antonio Fern\'andez Anta, Chryssis Georgiou, Kishori Konwar, Nicolas Nicolaou

arxiv:1802.07817 v2 · 2018-02-21 · cs.DC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4TDUNPUSYVA5I7H563Y47I25WS}

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	2026-05-18T00:16:50.119489Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e4c746be92c541d47cfdf6f1cfa35db4a7a720a0af939fd51c0564712f231b3f

Aliases

arxiv: 1802.07817 · arxiv_version: 1802.07817v2 · doi: 10.48550/arxiv.1802.07817 · pith_short_12: 4TDUNPUSYVA5 · pith_short_16: 4TDUNPUSYVA5I7H5 · pith_short_8: 4TDUNPUS

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/4TDUNPUSYVA5I7H563Y47I25WS \
  | 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: e4c746be92c541d47cfdf6f1cfa35db4a7a720a0af939fd51c0564712f231b3f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2d8300902b1dd9be82a09eb85d01fa96350e471d8f38fe2ef2d9a40fd10eba0c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2018-02-21T21:32:04Z",
    "title_canon_sha256": "c8bec4bcdf75147352a2ea2f01c6399038ad554473831588eee697403e0f9d81"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.07817",
    "kind": "arxiv",
    "version": 2
  }
}