Pith Number

pith:RNTL6VDP

pith:2015:RNTL6VDPMVJOTFY44OLXRIY3Q3

not attested not anchored not stored refs pending

Head-on collision of ultrarelativistic particles in ghost-free theories of gravity

Andrei Zelnikov, Valeri P. Frolov

arxiv:1509.03336 v3 · 2015-09-10 · hep-th · 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{RNTL6VDPMVJOTFY44OLXRIY3Q3}

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	2026-05-18T01:18:09.485886Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8b66bf546f6552e9971ce39778a31b86ce64af90637ebe2dfad3c33a92eb5c98

Aliases

arxiv: 1509.03336 · arxiv_version: 1509.03336v3 · doi: 10.48550/arxiv.1509.03336 · pith_short_12: RNTL6VDPMVJO · pith_short_16: RNTL6VDPMVJOTFY4 · pith_short_8: RNTL6VDP

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/RNTL6VDPMVJOTFY44OLXRIY3Q3 \
  | 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: 8b66bf546f6552e9971ce39778a31b86ce64af90637ebe2dfad3c33a92eb5c98

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1bb71c33a828bca9534ed936c2f20e8733e04900ef25b6d0b558724a46dca2ca",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2015-09-10T20:59:49Z",
    "title_canon_sha256": "d8842cfb2fec41816d3199e588e58daf81fb4c77863245ec730274105c1cd5f2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.03336",
    "kind": "arxiv",
    "version": 3
  }
}