Pith Number

pith:OHBWLTGU

pith:2019:OHBWLTGUMZFI7Y37QAQWQMH2S7

not attested not anchored not stored refs pending

A fast and accurate algorithm for inferring sparse Ising models via parameters activation to maximize the pseudo-likelihood

Federico Ricci-Tersenghi, Jacopo Rocchi, Silvio Franz

arxiv:1901.11325 v2 · 2019-01-31 · cond-mat.dis-nn

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OHBWLTGUMZFI7Y37QAQWQMH2S7}

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	2026-05-17T23:53:49.435449Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

71c365ccd4664a8fe37f80216830fa97fcdffae8f331dd9c3b910364d9a7439d

Aliases

arxiv: 1901.11325 · arxiv_version: 1901.11325v2 · doi: 10.48550/arxiv.1901.11325 · pith_short_12: OHBWLTGUMZFI · pith_short_16: OHBWLTGUMZFI7Y37 · pith_short_8: OHBWLTGU

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/OHBWLTGUMZFI7Y37QAQWQMH2S7 \
  | 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: 71c365ccd4664a8fe37f80216830fa97fcdffae8f331dd9c3b910364d9a7439d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "94679ea73aebd756574bf75f88c08d1b80531c3816940de63c019712516f8175",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.dis-nn",
    "submitted_at": "2019-01-31T12:24:15Z",
    "title_canon_sha256": "6d35ba0752cd849c3d6c601734af2eb71efc763c64125969ab8004298c3ac7bf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.11325",
    "kind": "arxiv",
    "version": 2
  }
}