Pith Number

pith:CHZ3VUDF

pith:2016:CHZ3VUDFU6WM2TPCOBXVXSJUVV

not attested not anchored not stored refs pending

Free hyperboloidal evolution in spherical symmetry

Alex Va\~n\'o-Vi\~nuales, Sascha Husa

arxiv:1601.04079 v1 · 2016-01-15 · 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{CHZ3VUDFU6WM2TPCOBXVXSJUVV}

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	2026-05-18T01:22:45.958264Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

11f3bad065a7accd4de2706f5bc934ad4d49058706a9ff2ed8624552fc4c6399

Aliases

arxiv: 1601.04079 · arxiv_version: 1601.04079v1 · doi: 10.48550/arxiv.1601.04079 · pith_short_12: CHZ3VUDFU6WM · pith_short_16: CHZ3VUDFU6WM2TPC · pith_short_8: CHZ3VUDF

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/CHZ3VUDFU6WM2TPCOBXVXSJUVV \
  | 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: 11f3bad065a7accd4de2706f5bc934ad4d49058706a9ff2ed8624552fc4c6399

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3d64440ed863263f60ebf16abc57a8b12b5a940bd4faf943859dedb6661bdf64",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2016-01-15T21:20:47Z",
    "title_canon_sha256": "404cdc3404c0cfef9826e3a788c7bd0f3be3b29751381a3dc2c8f880e3253f8c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.04079",
    "kind": "arxiv",
    "version": 1
  }
}