Pith Number

pith:2CP7RM2L

pith:2022:2CP7RM2LXRSSMYNEXSZFE23KDC

not attested not anchored not stored refs pending

Resolving the spurious-state problem in the Dirac equation with finite difference method

Hong Shen, Jinniu Hu, Ying Zhang, Yuxuan Bao

arxiv:2211.04652 v1 · 2022-11-09 · nucl-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2CP7RM2LXRSSMYNEXSZFE23KDC}

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	2026-07-05T05:20:55.583828Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d09ff8b34bbc652661a4bcb2526b6a18a82f3f35645e10970282e07ff8aa4fe2

Aliases

arxiv: 2211.04652 · arxiv_version: 2211.04652v1 · doi: 10.48550/arxiv.2211.04652 · pith_short_12: 2CP7RM2LXRSS · pith_short_16: 2CP7RM2LXRSSMYNE · pith_short_8: 2CP7RM2L

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/2CP7RM2LXRSSMYNEXSZFE23KDC \
  | 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: d09ff8b34bbc652661a4bcb2526b6a18a82f3f35645e10970282e07ff8aa4fe2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fa7358d2308444d0913aae3a0995e6a62ab9864b73d67cf7b05b51eadef04279",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nucl-th",
    "submitted_at": "2022-11-09T02:59:18Z",
    "title_canon_sha256": "da3ad6db3bd795c9f476e4252be2ebddd8653a20b9edf907a81a1329d09c81dd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2211.04652",
    "kind": "arxiv",
    "version": 1
  }
}