Pith Number

pith:GCM33FX3

pith:2020:GCM33FX3G7ZYWXNO65LW3OWKFI

not attested not anchored not stored refs pending

The Einstein Toolkit: A Student's Guide

Nicholas Choustikov

arxiv:2011.13314 v1 · 2020-11-26 · gr-qc · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GCM33FX3G7ZYWXNO65LW3OWKFI}

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.

Cited by

1 paper in Pith

A User-Friendly Python Interface for the Numerical Relativity Code AMSS-NCKU

Receipt and verification

First computed	2026-07-05T01:54:52.971397Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3099bd96fb37f38b5daef7576dbaca2a2b107fdc3e9ffbad761f43fcd429ea2e

Aliases

arxiv: 2011.13314 · arxiv_version: 2011.13314v1 · doi: 10.48550/arxiv.2011.13314 · pith_short_12: GCM33FX3G7ZY · pith_short_16: GCM33FX3G7ZYWXNO · pith_short_8: GCM33FX3

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/GCM33FX3G7ZYWXNO65LW3OWKFI \
  | 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: 3099bd96fb37f38b5daef7576dbaca2a2b107fdc3e9ffbad761f43fcd429ea2e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8bd139b75c5ec600c3041d7677d4154e051a9374e938970cf9956ba432b99f01",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2020-11-26T14:33:22Z",
    "title_canon_sha256": "c9f85a227f5b89a93923b6dfbb2e9f4eb555355b2dc3535a7e7f0d9448471c3c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2011.13314",
    "kind": "arxiv",
    "version": 1
  }
}