Pith Number

pith:6BICDYMP

pith:2015:6BICDYMPETRZMTDSNPGTEYUSYR

not attested not anchored not stored refs pending

Free evolution of the hyperboloidal initial value problem in spherical symmetry

Alex Va\~n\'o-Vi\~nuales

arxiv:1512.00776 v1 · 2015-11-30 · 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{6BICDYMPETRZMTDSNPGTEYUSYR}

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	2026-05-18T01:25:25.119696Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f05021e18f24e3964c726bcd326292c47a229b0f006593fe93f3b765d7fca579

Aliases

arxiv: 1512.00776 · arxiv_version: 1512.00776v1 · doi: 10.48550/arxiv.1512.00776 · pith_short_12: 6BICDYMPETRZ · pith_short_16: 6BICDYMPETRZMTDS · pith_short_8: 6BICDYMP

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/6BICDYMPETRZMTDSNPGTEYUSYR \
  | 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: f05021e18f24e3964c726bcd326292c47a229b0f006593fe93f3b765d7fca579

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2e9496f5283df8e4f92194406de5d620e0be23acc4427712ad1497a297b08951",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2015-11-30T21:07:40Z",
    "title_canon_sha256": "0ac0917e7a53ac2e2c12be33474375f3ad06aed4ecee046cf664e17cc426432e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.00776",
    "kind": "arxiv",
    "version": 1
  }
}