Pith Number

pith:I747LA7T

pith:2014:I747LA7TRUDWCFX5W5YWDTNNBP

not attested not anchored not stored refs pending

Asymptotics of Fingerprinting and Group Testing: Capacity-Achieving Log-Likelihood Decoders

Thijs Laarhoven

arxiv:1404.2825 v1 · 2014-04-09 · cs.IT · cs.CR · math.IT · math.ST · stat.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{I747LA7TRUDWCFX5W5YWDTNNBP}

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	2026-05-18T01:04:50.770263Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

47f9f583f38d076116fdb77161cdad0bc9aac893e7cac2b13adfaf064ad5531c

Aliases

arxiv: 1404.2825 · arxiv_version: 1404.2825v1 · doi: 10.48550/arxiv.1404.2825 · pith_short_12: I747LA7TRUDW · pith_short_16: I747LA7TRUDWCFX5 · pith_short_8: I747LA7T

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/I747LA7TRUDWCFX5W5YWDTNNBP \
  | 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: 47f9f583f38d076116fdb77161cdad0bc9aac893e7cac2b13adfaf064ad5531c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7877da4f0874fa0c5ab5d1f89732c013919aadf8cf27d9c0e6f56d2ab609ef21",
    "cross_cats_sorted": [
      "cs.CR",
      "math.IT",
      "math.ST",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2014-04-09T19:03:59Z",
    "title_canon_sha256": "0736d100243147aebf2ed40d461e4de454553c4d02d3c7007c21ccad5b34f859"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.2825",
    "kind": "arxiv",
    "version": 1
  }
}