Pith Number

pith:226SYEFT

pith:2026:226SYEFTHLX7XXI7KYSB67II67

not attested not anchored not stored refs pending

On the post-hoc Evaluation of PDE Discovery: A Multifaceted Challenge of Scientific Advancement

Amaury Habrard, Baptiste Mathevon, Farah Cherfaoui, Marc Sebban

arxiv:2607.23753 v1 · 2026-07-26 · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{226SYEFTHLX7XXI7KYSB67II67}

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	2026-07-28T01:23:09.472889Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d6bd2c10b33aeffbdd1f56241f7d08f7def599ea5a168c82fc39f3ed8b0f641a

Aliases

arxiv: 2607.23753 · arxiv_version: 2607.23753v1 · doi: 10.48550/arxiv.2607.23753 · pith_short_12: 226SYEFTHLX7 · pith_short_16: 226SYEFTHLX7XXI7 · pith_short_8: 226SYEFT

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/226SYEFTHLX7XXI7KYSB67II67 \
  | 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: d6bd2c10b33aeffbdd1f56241f7d08f7def599ea5a168c82fc39f3ed8b0f641a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e7c1952359901752c7b720245a871b512548f7e2dcef7c614a7d3ee31bff3913",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-07-26T16:58:42Z",
    "title_canon_sha256": "3e0a7f1b1eb95c603271afe94084849acb7af24e6f040ca505bacbb2ecbce996"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.23753",
    "kind": "arxiv",
    "version": 1
  }
}