Pith Number

pith:VBRVUZEM

pith:2026:VBRVUZEM6NFKLFKWFCZERHSEE3

not attested not anchored not stored refs pending

Physics-guided curriculum learning for the identification of reaction-diffusion dynamics from partial observations

Hanyu Zhou, Yaomin Zhao, Yuansheng Cao

arxiv:2601.17382 v2 · 2026-01-24 · physics.comp-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{VBRVUZEM6NFKLFKWFCZERHSEE3}

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	2026-05-20T00:04:23.067224Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a8635a648cf34aa5955628b2489e4426c78da17d8bceaecc5cc59351c6b326a0

Aliases

arxiv: 2601.17382 · arxiv_version: 2601.17382v2 · doi: 10.48550/arxiv.2601.17382 · pith_short_12: VBRVUZEM6NFK · pith_short_16: VBRVUZEM6NFKLFKW · pith_short_8: VBRVUZEM

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/VBRVUZEM6NFKLFKWFCZERHSEE3 \
  | 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: a8635a648cf34aa5955628b2489e4426c78da17d8bceaecc5cc59351c6b326a0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "792fff68d9db2aab92dace427b344f35a1b78bb96abdac1e2a78dca324175579",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2026-01-24T09:10:28Z",
    "title_canon_sha256": "9c7ebf593dfdce57fd69ca3f29d8dde4df6a56f208cd8d9c21ae4affe6dc1336"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2601.17382",
    "kind": "arxiv",
    "version": 2
  }
}