Pith Number

pith:HDTGI4NK

pith:2011:HDTGI4NKTXZWRSGTKNFPT3FUBS

not attested not anchored not stored refs pending

Naked Singularities as Particle Accelerators II

Daniele Malafarina, Mandar Patil, Pankaj S. Joshi

arxiv:1102.2030 v2 · 2011-02-10 · gr-qc · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HDTGI4NKTXZWRSGTKNFPT3FUBS}

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	2026-05-18T04:26:22.596011Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

38e66471aa9df368c8d3534af9ecb40cb990c0b807b3a01d7c568e23203c9715

Aliases

arxiv: 1102.2030 · arxiv_version: 1102.2030v2 · doi: 10.48550/arxiv.1102.2030 · pith_short_12: HDTGI4NKTXZW · pith_short_16: HDTGI4NKTXZWRSGT · pith_short_8: HDTGI4NK

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/HDTGI4NKTXZWRSGTKNFPT3FUBS \
  | 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: 38e66471aa9df368c8d3534af9ecb40cb990c0b807b3a01d7c568e23203c9715

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2fe9d51576131557dcb0882478d97e2a325974f55d2f124b11bc0123403a61b5",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2011-02-10T03:46:55Z",
    "title_canon_sha256": "be1f7b30dd1c565673c35e07075a6c7a83bd6cf11ad6460ffb150e8840512d57"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.2030",
    "kind": "arxiv",
    "version": 2
  }
}