Pith Number

pith:XJP3IUXH

pith:2026:XJP3IUXHO3HO633XKL5MHZAS6A

not attested not anchored not stored refs pending

Scarcity Is Not Enough: An Impossibility Result for Linear Sybil Cost Under Parallelizable Resources

Homayoun Maleki, Igor Santos-Grueiro, Jon Legarda, Nekane Sainz

arxiv:2605.29651 v1 · 2026-05-28 · 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{XJP3IUXHO3HO633XKL5MHZAS6A}

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	2026-05-29T01:05:53.083557Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ba5fb452e776ceef6f7752fac3e412f01f313bcdc084532208f0888789dc8c92

Aliases

arxiv: 2605.29651 · arxiv_version: 2605.29651v1 · doi: 10.48550/arxiv.2605.29651 · pith_short_12: XJP3IUXHO3HO · pith_short_16: XJP3IUXHO3HO633X · pith_short_8: XJP3IUXH

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/XJP3IUXHO3HO633XKL5MHZAS6A \
  | 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: ba5fb452e776ceef6f7752fac3e412f01f313bcdc084532208f0888789dc8c92

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8ba30c0037ae96deae0b591cd21ac7ab087d8ff2e2f13b0d6a53de9cfc623289",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2026-05-28T09:15:34Z",
    "title_canon_sha256": "25b30734e26011c6129704e08a20a4d0c1bbcd3ae7f54044ef4159bd24818b05"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.29651",
    "kind": "arxiv",
    "version": 1
  }
}