Pith Number

pith:RD25DVRK

pith:2011:RD25DVRKD2HFPKL6F3RDFKJQXE

not attested not anchored not stored refs pending

Aperiodic logarithmic signatures

Barbara Baumeister, Jan de Wiljes

arxiv:1104.4503 v1 · 2011-04-22 · 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{RD25DVRKD2HFPKL6F3RDFKJQXE}

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	2026-05-18T04:23:33.918144Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

88f5d1d62a1e8e57a97e2ee232a930b92f5f04b343daa184cfd884afbc3d8b8a

Aliases

arxiv: 1104.4503 · arxiv_version: 1104.4503v1 · doi: 10.48550/arxiv.1104.4503 · pith_short_12: RD25DVRKD2HF · pith_short_16: RD25DVRKD2HFPKL6 · pith_short_8: RD25DVRK

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/RD25DVRKD2HFPKL6F3RDFKJQXE \
  | 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: 88f5d1d62a1e8e57a97e2ee232a930b92f5f04b343daa184cfd884afbc3d8b8a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "35add6634f08eb05c3d319d059c61ea0748418dc6d31fa89e8680679788e0244",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2011-04-22T20:13:08Z",
    "title_canon_sha256": "fa2b95924ad0b53464d76c14218c78a264f35a33cbe9090fa6333341eaac2e39"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.4503",
    "kind": "arxiv",
    "version": 1
  }
}