Pith Number

pith:FCL5TCSD

pith:2009:FCL5TCSDVPW4PATSR2F7STCRRT

not attested not anchored not stored refs pending

Projective measurements and generation of entangled Dirac particles in Schwarzschild Spacetime

Jieci Wang, Jiliang Jing, Qiyuan Pan

arxiv:0905.3430 v2 · 2009-05-21 · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FCL5TCSDVPW4PATSR2F7STCRRT}

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	2026-05-18T02:34:46.277708Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2897d98a43abedc782728e8bf94c518cf277d91bea3760e177e6efa2fd63596e

Aliases

arxiv: 0905.3430 · arxiv_version: 0905.3430v2 · doi: 10.48550/arxiv.0905.3430 · pith_short_12: FCL5TCSDVPW4 · pith_short_16: FCL5TCSDVPW4PATS · pith_short_8: FCL5TCSD

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/FCL5TCSDVPW4PATSR2F7STCRRT \
  | 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: 2897d98a43abedc782728e8bf94c518cf277d91bea3760e177e6efa2fd63596e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f1d76093965df521ed10fd873d6ccbc529300db3a4caedcdc06c20740bde0c0e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2009-05-21T03:15:09Z",
    "title_canon_sha256": "2e37785d764ffb9bb27ac7a7c367f81a1c4c4e0cd9c2433737f296d63f224857"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0905.3430",
    "kind": "arxiv",
    "version": 2
  }
}