Pith Number

pith:OPUUSYS5

pith:2002:OPUUSYS57M6KLJ4TKQM2CGDTYB

not attested not anchored not stored refs pending

Two Representations for Iterative Non-prioritized Change

Alexander Bochman

arxiv:cs/0207029 v2 · 2002-07-09 · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OPUUSYS57M6KLJ4TKQM2CGDTYB}

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

Performance is not All You Need: Sustainability Considerations for Algorithms

Receipt and verification

First computed	2026-07-04T14:24:19.240725Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

73e949625dfb3ca5a7935419a11873c0666d6ad83155c476f557fa3832ed327f

Aliases

arxiv: cs/0207029 · arxiv_version: cs/0207029v2 · doi: 10.48550/arxiv.cs/0207029 · pith_short_12: OPUUSYS57M6K · pith_short_16: OPUUSYS57M6KLJ4T · pith_short_8: OPUUSYS5

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/OPUUSYS57M6KLJ4TKQM2CGDTYB \
  | 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: 73e949625dfb3ca5a7935419a11873c0666d6ad83155c476f557fa3832ed327f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "baa6ab19deb40674e8b6062dfed390e69d0d8474aca27d3bcbf45db41f14ea0c",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cs.AI",
    "submitted_at": "2002-07-09T12:32:45Z",
    "title_canon_sha256": "5629082a0a1db7c4b7c9ebd89cc43d9ecfce6b4890a084618b7d2f3c366d44c6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cs/0207029",
    "kind": "arxiv",
    "version": 2
  }
}