Pith Number

pith:A42TZ74Q

pith:2016:A42TZ74QKPUTCE7HM53TLSFQF3

not attested not anchored not stored refs pending

Estimating Linear and Quadratic forms via Indirect Observations

Anatoli Juditsky, Arkadi Nemirovski

arxiv:1612.01508 v5 · 2016-12-05 · 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{A42TZ74QKPUTCE7HM53TLSFQF3}

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	2026-05-18T00:18:36.329518Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

07353cff9053e93113e7677735c8b02ec14a283ab75a3a15776432cf6e83bffa

Aliases

arxiv: 1612.01508 · arxiv_version: 1612.01508v5 · doi: 10.48550/arxiv.1612.01508 · pith_short_12: A42TZ74QKPUT · pith_short_16: A42TZ74QKPUTCE7H · pith_short_8: A42TZ74Q

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/A42TZ74QKPUTCE7HM53TLSFQF3 \
  | 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: 07353cff9053e93113e7677735c8b02ec14a283ab75a3a15776432cf6e83bffa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "16bbbaaeaf493bc310b16ff021f114037a6b4d03579799dc8a5fd693ecbc8c14",
    "cross_cats_sorted": [
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2016-12-05T20:36:38Z",
    "title_canon_sha256": "a240f09df1ea02662ae5c9cbed195e2cdae5347e10e4b02bc82f986bd663bbf7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.01508",
    "kind": "arxiv",
    "version": 5
  }
}