Pith Number

pith:DFOJRJLE

pith:2015:DFOJRJLEU4BQGDVY7L7YZP6CCL

not attested not anchored not stored refs pending

Gravitational collapse of thin shells of dust in asymptotically flat Shape Dynamics

Andrea Napoletano, Flavio Mercati, Henrique Gomes, Tim Koslowski

arxiv:1509.00833 v2 · 2015-09-02 · 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{DFOJRJLEU4BQGDVY7L7YZP6CCL}

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	2026-05-18T00:50:22.970416Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

195c98a564a703030eb8faff8cbfc212c87ebdf4c11fea69d39f3f11ac43ba0b

Aliases

arxiv: 1509.00833 · arxiv_version: 1509.00833v2 · doi: 10.48550/arxiv.1509.00833 · pith_short_12: DFOJRJLEU4BQ · pith_short_16: DFOJRJLEU4BQGDVY · pith_short_8: DFOJRJLE

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/DFOJRJLEU4BQGDVY7L7YZP6CCL \
  | 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: 195c98a564a703030eb8faff8cbfc212c87ebdf4c11fea69d39f3f11ac43ba0b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d43c2e68295c83acf6f9671ac4159ff7413b2c061a0391fb140632a0b1c95653",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2015-09-02T19:46:40Z",
    "title_canon_sha256": "99c66be5170c803c339e0985fea0921b95f9b5282336d784e6950b958913d4d9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.00833",
    "kind": "arxiv",
    "version": 2
  }
}