Pith Number

pith:7LMXU6UR

pith:2020:7LMXU6UREJJF2CYOIC4WLKMLJH

not attested not anchored not stored refs pending

Learning physically consistent mathematical models from data using group sparsity

Bevan L. Cheeseman, Christian L. M\"uller, Ivo F. Sbalzarini, Suryanarayana Maddu

arxiv:2012.06391 v1 · 2020-12-11 · cs.LG · q-bio.QM · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7LMXU6UREJJF2CYOIC4WLKMLJH}

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	2026-07-05T02:33:49.220290Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fad97a7a9122525d0b0e40b965a98b49f1006bd87949f38589e52c4e15d2192c

Aliases

arxiv: 2012.06391 · arxiv_version: 2012.06391v1 · doi: 10.48550/arxiv.2012.06391 · pith_short_12: 7LMXU6UREJJF · pith_short_16: 7LMXU6UREJJF2CYO · pith_short_8: 7LMXU6UR

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/7LMXU6UREJJF2CYOIC4WLKMLJH \
  | 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: fad97a7a9122525d0b0e40b965a98b49f1006bd87949f38589e52c4e15d2192c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9b6838d8515a57d058e76dab5e4b2ca7d6ce0e4aeeb024f7e2faf13e5e13da41",
    "cross_cats_sorted": [
      "q-bio.QM",
      "stat.AP"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2020-12-11T14:45:38Z",
    "title_canon_sha256": "0e259c4a310d96870ea233ac8d61065c8cffb0af2be8aeccea0f65a7ccb350f1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.06391",
    "kind": "arxiv",
    "version": 1
  }
}