Pith Number

pith:OU2MZIX7

pith:2025:OU2MZIX7DU7QW43DP477R5CYBD

not attested not anchored not stored refs pending

Precise Gradient Discontinuities in Neural Fields for Subspace Physics

Eitan Grinspun, Mengfei Liu, Peter Yichen Chen, Yue Chang, Zhecheng Wang

arxiv:2505.20421 v1 · 2025-05-26 · cs.GR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OU2MZIX7DU7QW43DP477R5CYBD}

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	2026-07-05T11:10:12.382337Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7534cca2ff1d3f0b73637f3ff8f45808dafb1feb1b0b9ac5279da7360dc1d612

Aliases

arxiv: 2505.20421 · arxiv_version: 2505.20421v1 · doi: 10.48550/arxiv.2505.20421 · pith_short_12: OU2MZIX7DU7Q · pith_short_16: OU2MZIX7DU7QW43D · pith_short_8: OU2MZIX7

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/OU2MZIX7DU7QW43DP477R5CYBD \
  | 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: 7534cca2ff1d3f0b73637f3ff8f45808dafb1feb1b0b9ac5279da7360dc1d612

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "47ab1524eaccef4f1af5ce9cd2b1adf17f5c7771593e365d56063cae345c3e15",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.GR",
    "submitted_at": "2025-05-26T18:15:04Z",
    "title_canon_sha256": "cca518012769363ccc821629941c5593e2e67d795aa0f1452609072727078fdf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.20421",
    "kind": "arxiv",
    "version": 1
  }
}