Pith Number

pith:3HMJ6PDW

pith:2014:3HMJ6PDWMSELNUZ2R5YC3QZGV6

not attested not anchored not stored refs pending

Regular Black Holes as Particle Accelerators

Parthapratim Pradhan

arxiv:1402.2748 v3 · 2014-02-12 · 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{3HMJ6PDWMSELNUZ2R5YC3QZGV6}

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	2026-05-18T02:40:18.464679Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d9d89f3c766488b6d33a8f702dc326af9cd328426d3f204db41e311a4f00ccfc

Aliases

arxiv: 1402.2748 · arxiv_version: 1402.2748v3 · doi: 10.48550/arxiv.1402.2748 · pith_short_12: 3HMJ6PDWMSEL · pith_short_16: 3HMJ6PDWMSELNUZ2 · pith_short_8: 3HMJ6PDW

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/3HMJ6PDWMSELNUZ2R5YC3QZGV6 \
  | 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: d9d89f3c766488b6d33a8f702dc326af9cd328426d3f204db41e311a4f00ccfc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "13e071075e0f66aae237ff6cb19b9dd732c87027788d0f37edbc836e3acc02ca",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2014-02-12T07:31:46Z",
    "title_canon_sha256": "18ea2b97900f84ee67bcfdd2def5ca87f7e6e7dca249f4dc84a7b05d1cb2961a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.2748",
    "kind": "arxiv",
    "version": 3
  }
}