Pith Number

pith:3WSUMZ46

pith:2006:3WSUMZ46MFUE2VDZMYL4LBZE6Q

not attested not anchored not stored refs pending

Benchmark Problems for Constraint Solving

Alin Suciu, Rodica Potolea, Tudor Muresan

arxiv:cs/0603099 v1 · 2006-03-26 · cs.PF · cs.SC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3WSUMZ46MFUE2VDZMYL4LBZE6Q}

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	2026-07-04T14:53:53.319077Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dda546679e61684d54796617c58724f43eb4bf8e25e15f9a23b0f9c4805d3ce7

Aliases

arxiv: cs/0603099 · arxiv_version: cs/0603099v1 · doi: 10.48550/arxiv.cs/0603099 · pith_short_12: 3WSUMZ46MFUE · pith_short_16: 3WSUMZ46MFUE2VDZ · pith_short_8: 3WSUMZ46

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/3WSUMZ46MFUE2VDZMYL4LBZE6Q \
  | 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: dda546679e61684d54796617c58724f43eb4bf8e25e15f9a23b0f9c4805d3ce7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0af9c1c9e06e7f0900bdffe38e8730b85f8244441a8c3b194a24c860fdb62462",
    "cross_cats_sorted": [
      "cs.SC"
    ],
    "license": "",
    "primary_cat": "cs.PF",
    "submitted_at": "2006-03-26T20:19:59Z",
    "title_canon_sha256": "c3a6fa17fc32e7a02a3bff9184ed30a3ded001c6c7d5b9f6d25f2c1da4fa1fdc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cs/0603099",
    "kind": "arxiv",
    "version": 1
  }
}