Pith Number

pith:RHCI3DYJ

pith:2003:RHCI3DYJENDDAR56EZZ6QETJK2

not attested not anchored not stored refs pending

Super computers in astrophysics and High Performance simulations of self-gravitating systems

Italy), P. Di Matteo, P. Miocchi (Dep. of Physics, R. Capuzzo-Dolcetta, Roma, Univ. of Roma La Sapienza

arxiv:astro-ph/0307313 v1 · 2003-07-16 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RHCI3DYJENDDAR56EZZ6QETJK2}

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	2026-05-18T01:55:40.074399Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

89c48d8f0923463047be2673e8126956af2a4c5ba5b1c7bd03124f873765fece

Aliases

arxiv: astro-ph/0307313 · arxiv_version: astro-ph/0307313v1 · doi: 10.48550/arxiv.astro-ph/0307313 · pith_short_12: RHCI3DYJENDD · pith_short_16: RHCI3DYJENDDAR56 · pith_short_8: RHCI3DYJ

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/RHCI3DYJENDDAR56EZZ6QETJK2 \
  | 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: 89c48d8f0923463047be2673e8126956af2a4c5ba5b1c7bd03124f873765fece

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "29c2fff023a23f458b077c114e1a9311992e5470dfebf633485c5333f94d0129",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-07-16T13:14:09Z",
    "title_canon_sha256": "f124df706a4a03b4d0cce550591d691254d6c7b39c2875f0b4251911a70424ba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0307313",
    "kind": "arxiv",
    "version": 1
  }
}