Pith Number

pith:S7236CN6

pith:2014:S7236CN6ZTSMGLUA6NYHRBPN6J

not attested not anchored not stored refs pending

Optimal low-rank approximations of Bayesian linear inverse problems

Alessio Spantini, Antti Solonen, James Martin, Luis Tenorio, Tiangang Cui, Youssef Marzouk

arxiv:1407.3463 v2 · 2014-07-13 · math.NA · stat.CO · 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{S7236CN6ZTSMGLUA6NYHRBPN6J}

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	2026-05-18T01:37:21.447525Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

97f5bf09becce4c32e80f3707885edf267e25b31e8cc02652a0fa0a965973179

Aliases

arxiv: 1407.3463 · arxiv_version: 1407.3463v2 · doi: 10.48550/arxiv.1407.3463 · pith_short_12: S7236CN6ZTSM · pith_short_16: S7236CN6ZTSMGLUA · pith_short_8: S7236CN6

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/S7236CN6ZTSMGLUA6NYHRBPN6J \
  | 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: 97f5bf09becce4c32e80f3707885edf267e25b31e8cc02652a0fa0a965973179

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "69cbfad0aba4f05e554450b16dfab8c82e98bd1ce79b354d78ee98a97b52fefb",
    "cross_cats_sorted": [
      "stat.CO",
      "stat.ME"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2014-07-13T13:23:50Z",
    "title_canon_sha256": "579fb5c7a35ce41138ebabaa1e4f39e9bc204276c81caec9f29853e603acd1ce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.3463",
    "kind": "arxiv",
    "version": 2
  }
}