Pith Number

pith:EGQPOIEZ

pith:2025:EGQPOIEZMOG7KFGBVILAQJGIY5

not attested not anchored not stored refs pending

Predicting Brain Morphogenesis via Physics-Transfer Learning

Fan Xu, Yicheng Song, Yingjie Zhao, Zhiping Xu

arxiv:2509.05305 v1 · 2025-08-22 · q-bio.NC · cs.LG · nlin.PS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EGQPOIEZMOG7KFGBVILAQJGIY5}

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	2026-07-05T12:05:44.628673Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

21a0f72099638df514c1aa160824c8c76d06688059da0cb15d26c2b711a165ff

Aliases

arxiv: 2509.05305 · arxiv_version: 2509.05305v1 · doi: 10.48550/arxiv.2509.05305 · pith_short_12: EGQPOIEZMOG7 · pith_short_16: EGQPOIEZMOG7KFGB · pith_short_8: EGQPOIEZ

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/EGQPOIEZMOG7KFGBVILAQJGIY5 \
  | 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: 21a0f72099638df514c1aa160824c8c76d06688059da0cb15d26c2b711a165ff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad6ca860e31368c85f11c713a4b996b4ee0f5980ae5dd5fa396e7e6425835083",
    "cross_cats_sorted": [
      "cs.LG",
      "nlin.PS"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "q-bio.NC",
    "submitted_at": "2025-08-22T09:45:13Z",
    "title_canon_sha256": "ee124b42a4f9f3c80523c7d076d7e5a76630a4494f05fe85ba34e8bf62e14cc5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.05305",
    "kind": "arxiv",
    "version": 1
  }
}