Pith Number

pith:QQNOR6OE

pith:1998:QQNOR6OEBM66FQ4PGKFOPP2U5A

not attested not anchored not stored refs pending

The Five-Minute Rule Ten Years Later, and Other Computer Storage Rules of Thumb

Goetz Graefe, Jim Gray

arxiv:cs/9809005 v1 · 1998-09-02 · cs.DB

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QQNOR6OEBM66FQ4PGKFOPP2U5A}

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	2026-07-04T14:25:05.769304Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

841ae8f9c40b3de2c38f328ae7bf54e832fe48f5aaa6b1b0c3bb78f12baf3eb8

Aliases

arxiv: cs/9809005 · arxiv_version: cs/9809005v1 · doi: 10.48550/arxiv.cs/9809005 · pith_short_12: QQNOR6OEBM66 · pith_short_16: QQNOR6OEBM66FQ4P · pith_short_8: QQNOR6OE

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/QQNOR6OEBM66FQ4PGKFOPP2U5A \
  | 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: 841ae8f9c40b3de2c38f328ae7bf54e832fe48f5aaa6b1b0c3bb78f12baf3eb8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3bc344b4d8d8ac92327fc1661d795114b6b4c091f06d3081faa274ea8393f129",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cs.DB",
    "submitted_at": "1998-09-02T01:49:32Z",
    "title_canon_sha256": "e3dd164025a9e59eb4bf72134a93b9fa8a796e657c46fd74129b4d98f8d08f64"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cs/9809005",
    "kind": "arxiv",
    "version": 1
  }
}