Pith Number

pith:N476RPC5

pith:2002:N476RPC5KDG5RG7BU3OOVRYSAF

not attested not anchored not stored refs pending

Exact solutions of Dirac equation on a 2D gravitational background

F. Darabi, S. K. Moayedi

arxiv:gr-qc/0208053 v2 · 2002-08-19 · gr-qc · hep-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{N476RPC5KDG5RG7BU3OOVRYSAF}

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	2026-05-18T02:37:30.776637Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6f3fe8bc5d50cdd89be1a6dceac712016a506ee5e839f3e1f36fc3d4956dc8fd

Aliases

arxiv: gr-qc/0208053 · arxiv_version: gr-qc/0208053v2 · doi: 10.48550/arxiv.gr-qc/0208053 · pith_short_12: N476RPC5KDG5 · pith_short_16: N476RPC5KDG5RG7B · pith_short_8: N476RPC5

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/N476RPC5KDG5RG7BU3OOVRYSAF \
  | 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: 6f3fe8bc5d50cdd89be1a6dceac712016a506ee5e839f3e1f36fc3d4956dc8fd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4e02d49320322a39c7fbd33a48541f04ba5bbc3c5d6677ecfc249044f6028774",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2002-08-19T06:25:43Z",
    "title_canon_sha256": "d61d4964e4c8d2a192b38ed4c9775018efff38d351cfb4c93dd865047af61d86"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0208053",
    "kind": "arxiv",
    "version": 2
  }
}