Pith Number

pith:GQER4QGV

pith:2013:GQER4QGVNET2CO4YRKOEL6RSBD

not attested not anchored not stored refs pending

Radiating Gravitational Collapse with Shearing Motion and Bulk Viscosity Revisited

G. Pinheiro, R. Chan

arxiv:1301.2540 v1 · 2013-01-11 · 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{GQER4QGVNET2CO4YRKOEL6RSBD}

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	2026-05-18T03:36:37.622541Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

34091e40d56927a13b988a9c45fa3208dd879e518e2b4417e0773a619f7c7ddf

Aliases

arxiv: 1301.2540 · arxiv_version: 1301.2540v1 · doi: 10.48550/arxiv.1301.2540 · pith_short_12: GQER4QGVNET2 · pith_short_16: GQER4QGVNET2CO4Y · pith_short_8: GQER4QGV

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/GQER4QGVNET2CO4YRKOEL6RSBD \
  | 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: 34091e40d56927a13b988a9c45fa3208dd879e518e2b4417e0773a619f7c7ddf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c247de27883158c74aaa2475a3ebdcae19ac5b2cde687fd06bd8873aeefb988f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2013-01-11T16:35:26Z",
    "title_canon_sha256": "31c85ad725b242534676fc465b058e8a5eef74aa3b211c04c636e76f7e37ab04"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.2540",
    "kind": "arxiv",
    "version": 1
  }
}