Pith Number

pith:PP73A35U

pith:2015:PP73A35U3SO3GP6BRAVDDX2EHY

not attested not anchored not stored refs pending

A stationary q-metric

Hernando Quevedo, Saken Toktarbay

arxiv:1510.04155 v1 · 2015-10-14 · 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{PP73A35U3SO3GP6BRAVDDX2EHY}

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	2026-05-18T01:30:09.063065Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7bffb06fb4dc9db33fc1882a31df443e05e2c5a67cf6d4e6aae0e982ff0a01a2

Aliases

arxiv: 1510.04155 · arxiv_version: 1510.04155v1 · doi: 10.48550/arxiv.1510.04155 · pith_short_12: PP73A35U3SO3 · pith_short_16: PP73A35U3SO3GP6B · pith_short_8: PP73A35U

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/PP73A35U3SO3GP6BRAVDDX2EHY \
  | 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: 7bffb06fb4dc9db33fc1882a31df443e05e2c5a67cf6d4e6aae0e982ff0a01a2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1ea05a6dc12f16f8ba5cbd9ec45fcd3b38d7ff607b93c88763fc30f1d6d56dcb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2015-10-14T15:35:50Z",
    "title_canon_sha256": "8951f26ff5289925217dfd87f63f722d577f5275be1864b3677396a8aeb18832"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.04155",
    "kind": "arxiv",
    "version": 1
  }
}