Pith Number

pith:YHPJETXO

pith:2019:YHPJETXOGLJZQWE3X4BE2FPH54

not attested not anchored not stored refs pending

Trees and Islands -- Machine learning approach to nuclear physics

Nishchal R. Dwivedi

arxiv:1907.09764 v1 · 2019-07-23 · nucl-th · cs.LG · nucl-ex · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YHPJETXOGLJZQWE3X4BE2FPH54}

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	2026-05-17T23:39:50.109402Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c1de924eee32d398589bbf024d15e7ef2d40ce120f0b17f6b0f8081ffc95e7c7

Aliases

arxiv: 1907.09764 · arxiv_version: 1907.09764v1 · doi: 10.48550/arxiv.1907.09764 · pith_short_12: YHPJETXOGLJZ · pith_short_16: YHPJETXOGLJZQWE3 · pith_short_8: YHPJETXO

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/YHPJETXOGLJZQWE3X4BE2FPH54 \
  | 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: c1de924eee32d398589bbf024d15e7ef2d40ce120f0b17f6b0f8081ffc95e7c7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "be6bf08ded80511b70cdcd93017a0632f908f4ddb7f9dd34def794562ff66257",
    "cross_cats_sorted": [
      "cs.LG",
      "nucl-ex",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nucl-th",
    "submitted_at": "2019-07-23T08:54:01Z",
    "title_canon_sha256": "34d9b367a3a04cb9178ab0ccdd7c7bde0d03dd1a9255357fa44eb224297fb72c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.09764",
    "kind": "arxiv",
    "version": 1
  }
}