Pith Number

pith:H3ZLXJF6

pith:2012:H3ZLXJF6XZIUJZYL6FDMLAMADU

not attested not anchored not stored refs pending

Take it or Leave it: Running a Survey when Privacy Comes at a Cost

Aaron Roth, Katrina Ligett

arxiv:1202.4741 v2 · 2012-02-21 · cs.GT · cs.CR · 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{H3ZLXJF6XZIUJZYL6FDMLAMADU}

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	2026-05-18T04:01:25.455183Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3ef2bba4bebe5144e70bf146c581801d26dc37ee646380529d36f806a2dc9181

Aliases

arxiv: 1202.4741 · arxiv_version: 1202.4741v2 · doi: 10.48550/arxiv.1202.4741 · pith_short_12: H3ZLXJF6XZIU · pith_short_16: H3ZLXJF6XZIUJZYL · pith_short_8: H3ZLXJF6

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/H3ZLXJF6XZIUJZYL6FDMLAMADU \
  | 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: 3ef2bba4bebe5144e70bf146c581801d26dc37ee646380529d36f806a2dc9181

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6786f8fb77098da3fd3826f9d8fd901fdf1e1d9d18e72c247f8527336fd86423",
    "cross_cats_sorted": [
      "cs.CR",
      "cs.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.GT",
    "submitted_at": "2012-02-21T20:29:07Z",
    "title_canon_sha256": "3380e21e34842f34eb5e183a2a5cf33d0639eb77493d3c00a264e0c27ee53886"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.4741",
    "kind": "arxiv",
    "version": 2
  }
}