Pith Number

pith:XWI7MZWD

pith:2009:XWI7MZWDKD3ZXRCWQ6TIU6WT5S

not attested not anchored not stored refs pending

Truthful Mechanisms via Greedy Iterative Packing

Chandra Chekuri, Iftah Gamzu

arxiv:0906.2466 v1 · 2009-06-13 · cs.GT · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XWI7MZWDKD3ZXRCWQ6TIU6WT5S}

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	2026-05-18T02:13:20.374701Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bd91f666c350f79bc45687a68a7ad3ec8820dee972174533fdae37044d387e11

Aliases

arxiv: 0906.2466 · arxiv_version: 0906.2466v1 · doi: 10.48550/arxiv.0906.2466 · pith_short_12: XWI7MZWDKD3Z · pith_short_16: XWI7MZWDKD3ZXRCW · pith_short_8: XWI7MZWD

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/XWI7MZWDKD3ZXRCWQ6TIU6WT5S \
  | 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: bd91f666c350f79bc45687a68a7ad3ec8820dee972174533fdae37044d387e11

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d7172750d930b90abf71d5e3dc3a8dd5b4348ec726bda7a326b9a5fa7d9c7019",
    "cross_cats_sorted": [
      "cs.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.GT",
    "submitted_at": "2009-06-13T10:39:42Z",
    "title_canon_sha256": "2f4165427bae4a7727b2530d3f6faf9065be1146b548db829f65d7b19a2b24a9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0906.2466",
    "kind": "arxiv",
    "version": 1
  }
}