Pith Number

pith:SFSAU4ZI

pith:2005:SFSAU4ZIM7TJLC4JMKLVHEOHYY

not attested not anchored not stored refs pending

COMODI: Architecture for a Component-Based Scientific Computing System

Bazil P\^arv, Lehel Istv\'an Kov\'acs, Zsolt I. L\'az\'ar

arxiv:cs/0509003 v1 · 2005-08-31 · cs.CE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SFSAU4ZIM7TJLC4JMKLVHEOHYY}

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	2026-05-18T01:08:55.015285Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

91640a732867e6958b8962975391c7c63da3e3a1e7f86befb7a0fc3239e9a7b5

Aliases

arxiv: cs/0509003 · arxiv_version: cs/0509003v1 · doi: 10.48550/arxiv.cs/0509003 · pith_short_12: SFSAU4ZIM7TJ · pith_short_16: SFSAU4ZIM7TJLC4J · pith_short_8: SFSAU4ZI

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/SFSAU4ZIM7TJLC4JMKLVHEOHYY \
  | 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: 91640a732867e6958b8962975391c7c63da3e3a1e7f86befb7a0fc3239e9a7b5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7679091a3e3de8819f54ba78a545089c9a8d1bacaa5fd7babccc9694f7ba82fa",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cs.CE",
    "submitted_at": "2005-08-31T22:48:40Z",
    "title_canon_sha256": "577be091436da4866981e9053b7ffa37f38aeb43a8561426fee1477bf649525f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cs/0509003",
    "kind": "arxiv",
    "version": 1
  }
}