Pith Number

pith:FLCD3OHT

pith:2025:FLCD3OHTAYM467BX235JVDNG5F

not attested not anchored not stored refs pending

SafeTab-H: Disclosure Avoidance for the 2020 Census Detailed Demographic and Housing Characteristics File B (Detailed DHC-B)

Amritha Pai, Ashwin Machanavajjhala, Bayard Carlson, Daniel Simmons-Marengo, David Pujol, Gerome Miklau, Luke Hartman, Michael Hay, Ruchit Shrestha, Sam Haney, Simran Rajpal, Skye Berghel, William Sexton

arxiv:2505.03072 v1 · 2025-05-02 · cs.CR · cs.CY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FLCD3OHTAYM467BX235JVDNG5F}

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	2026-07-05T10:58:52.191806Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2ac43db8f30619cf7c37d6fa9a8da6e9449fa0940559f078e11bd65743fc2109

Aliases

arxiv: 2505.03072 · arxiv_version: 2505.03072v1 · doi: 10.48550/arxiv.2505.03072 · pith_short_12: FLCD3OHTAYM4 · pith_short_16: FLCD3OHTAYM467BX · pith_short_8: FLCD3OHT

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/FLCD3OHTAYM467BX235JVDNG5F \
  | 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: 2ac43db8f30619cf7c37d6fa9a8da6e9449fa0940559f078e11bd65743fc2109

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c714e1d58a4882f7d978f76dea50607866a5883b0c21d0e07c7dd47cba2dfb78",
    "cross_cats_sorted": [
      "cs.CY"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2025-05-02T13:15:14Z",
    "title_canon_sha256": "beb0ec43e04f7f52ae9db27b90154e79cd106893726c8305a5c8a4f7aa996106"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.03072",
    "kind": "arxiv",
    "version": 1
  }
}