Pith Number

pith:2BTGMJEY

pith:2012:2BTGMJEYN74WC6SAVMQ53SBB55

not attested not anchored not stored refs pending

Multistage Adaptive Estimation of Sparse Signals

Alfred O. Hero III, Dennis Wei

arxiv:1210.1473 v2 · 2012-10-04 · stat.ME

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2BTGMJEYN74WC6SAVMQ53SBB55}

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	2026-05-18T03:29:16.103772Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d0666624986ff9617a40ab21ddc821ef6e2b2ccc1d20c03c71d73ee1bac7d5db

Aliases

arxiv: 1210.1473 · arxiv_version: 1210.1473v2 · doi: 10.48550/arxiv.1210.1473 · pith_short_12: 2BTGMJEYN74W · pith_short_16: 2BTGMJEYN74WC6SA · pith_short_8: 2BTGMJEY

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/2BTGMJEYN74WC6SAVMQ53SBB55 \
  | 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: d0666624986ff9617a40ab21ddc821ef6e2b2ccc1d20c03c71d73ee1bac7d5db

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1dd95e281f03e18fb3d85c8af68c28526c81beaae5c98496083bfb6cfa8d6599",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2012-10-04T14:46:16Z",
    "title_canon_sha256": "f0f96e3aec0743dcfc4c28e7a9a2703c209096cf03d4421f9028ee378973eb0d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.1473",
    "kind": "arxiv",
    "version": 2
  }
}