Pith Number

pith:EBBR7V3O

pith:2026:EBBR7V3OQBKI5KPMQSVBSE5PAS

not attested not anchored not stored refs pending

A convolutional neural network surrogate for hierarchical homogenization: fast elastic moduli prediction of digital rocks

Hanfeng Zhai, Rasool Ahmad, Tapan Mukerji, Wei Cai

arxiv:2606.25275 v1 · 2026-06-24 · physics.comp-ph · cond-mat.mtrl-sci · physics.geo-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EBBR7V3OQBKI5KPMQSVBSE5PAS}

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	2026-06-25T01:18:00.616357Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

20431fd76e80548ea9ec84aa1913af04b8f022788be117fe91045d6e13910dfe

Aliases

arxiv: 2606.25275 · arxiv_version: 2606.25275v1 · doi: 10.48550/arxiv.2606.25275 · pith_short_12: EBBR7V3OQBKI · pith_short_16: EBBR7V3OQBKI5KPM · pith_short_8: EBBR7V3O

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/EBBR7V3OQBKI5KPMQSVBSE5PAS \
  | 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: 20431fd76e80548ea9ec84aa1913af04b8f022788be117fe91045d6e13910dfe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f00f681ac885eaa06dfd8d56c7a7f1c1fe66190065fdb63dfebd3e5c634148c8",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci",
      "physics.geo-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2026-06-24T01:16:40Z",
    "title_canon_sha256": "14b339b608ad37fa76127dd8e3439b54b9a4dbab014708b13945dbd61e23142b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.25275",
    "kind": "arxiv",
    "version": 1
  }
}