Pith Number

pith:ZASWRTID

pith:2012:ZASWRTIDB5ZGDGAIR65UA25T4M

not attested not anchored not stored refs pending

Visibility-Monotonic Polygon Deflation

Nima Hoda, Pat Morin, Prosenjit Bose, Vida Dujmovi\'c

arxiv:1206.1982 v1 · 2012-06-09 · cs.CG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZASWRTIDB5ZGDGAIR65UA25T4M}

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	2026-05-17T23:45:55.615134Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c82568cd030f726198088fbb406bb3e31669e7a5f882e315ec7463ad11ece743

Aliases

arxiv: 1206.1982 · arxiv_version: 1206.1982v1 · doi: 10.48550/arxiv.1206.1982 · pith_short_12: ZASWRTIDB5ZG · pith_short_16: ZASWRTIDB5ZGDGAI · pith_short_8: ZASWRTID

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/ZASWRTIDB5ZGDGAIR65UA25T4M \
  | 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: c82568cd030f726198088fbb406bb3e31669e7a5f882e315ec7463ad11ece743

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f94aca67e00fd0a3eb1374714095c18eec42bb565cf691c3bd487fdfc2716d4f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2012-06-09T23:43:04Z",
    "title_canon_sha256": "f72ce2d8ee7c8d9833b0f7fde7ad2f0688e83a8a85c18a279e83977682a9396a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.1982",
    "kind": "arxiv",
    "version": 1
  }
}