Pith Number

pith:7MWO2HYQ

pith:2013:7MWO2HYQV4YM73YI6IBT4YJQDK

not attested not anchored not stored refs pending

An efficient spectral interpolation routine for the TwoPunctures code

Roman Gold, Stuart L. Shapiro, Vasileios Paschalidis, Zachariah B. Etienne

arxiv:1304.0457 v2 · 2013-04-01 · gr-qc · astro-ph.HE

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7MWO2HYQV4YM73YI6IBT4YJQDK}

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	2026-05-18T03:29:04.977688Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fb2ced1f10af30cfef08f2033e61301ab2b45d6436bf3ea6862d8ee2f9d208ce

Aliases

arxiv: 1304.0457 · arxiv_version: 1304.0457v2 · doi: 10.48550/arxiv.1304.0457 · pith_short_12: 7MWO2HYQV4YM · pith_short_16: 7MWO2HYQV4YM73YI · pith_short_8: 7MWO2HYQ

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/7MWO2HYQV4YM73YI6IBT4YJQDK \
  | 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: fb2ced1f10af30cfef08f2033e61301ab2b45d6436bf3ea6862d8ee2f9d208ce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1c7da4a4bd06e07ac0d96f2cea0df82e517a4d591940a8773d1d4712c386f901",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2013-04-01T20:00:07Z",
    "title_canon_sha256": "75f3328f61868a474ffd7c660351dd44be5cfd39bb8b188ad69de84823e60fa0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.0457",
    "kind": "arxiv",
    "version": 2
  }
}