Pith Number

pith:224FR5A2

pith:2014:224FR5A26N7CXXMEE2GXHSJCV4

not attested not anchored not stored refs pending

Static detectors and circular-geodesic detectors on the Schwarzschild black hole

Adrian C. Ottewill, Jorma Louko, Lee Hodgkinson

arxiv:1401.2667 v3 · 2014-01-12 · gr-qc · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{224FR5A26N7CXXMEE2GXHSJCV4}

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	2026-05-18T02:52:41.633124Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d6b858f41af37e2bdd84268d73c922af1ecc25ad5ea9cdd2ef40c22a5797dfb6

Aliases

arxiv: 1401.2667 · arxiv_version: 1401.2667v3 · doi: 10.48550/arxiv.1401.2667 · pith_short_12: 224FR5A26N7C · pith_short_16: 224FR5A26N7CXXME · pith_short_8: 224FR5A2

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/224FR5A26N7CXXMEE2GXHSJCV4 \
  | 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: d6b858f41af37e2bdd84268d73c922af1ecc25ad5ea9cdd2ef40c22a5797dfb6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "710982a12cd48b9c548a764a5469a3c60d7443ce2654126ae8875630cf21afa1",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2014-01-12T20:37:00Z",
    "title_canon_sha256": "a70405a6503c211c05a5ad795ccf2ef9cadf8265d918190eeace8ff0ab75c615"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.2667",
    "kind": "arxiv",
    "version": 3
  }
}