Pith Number

pith:7FSZW66Q

pith:2011:7FSZW66QHIZMSEU3L3WMZU4JSK

not attested not anchored not stored refs pending

Hierarchical Object Parsing from Structured Noisy Point Clouds

Adrian Barbu

arxiv:1108.3605 v2 · 2011-08-18 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7FSZW66QHIZMSEU3L3WMZU4JSK}

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	2026-05-18T02:21:37.146368Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f9659b7bd03a32c9129b5eecccd38992b2e5e8a0ecf0661107573839d9ccada2

Aliases

arxiv: 1108.3605 · arxiv_version: 1108.3605v2 · doi: 10.48550/arxiv.1108.3605 · pith_short_12: 7FSZW66QHIZM · pith_short_16: 7FSZW66QHIZMSEU3 · pith_short_8: 7FSZW66Q

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/7FSZW66QHIZMSEU3L3WMZU4JSK \
  | 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: f9659b7bd03a32c9129b5eecccd38992b2e5e8a0ecf0661107573839d9ccada2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "32d89db22b98c4b3c1ab4c35b74b75c5201771433945545df5622575ec83e3b6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2011-08-18T02:11:34Z",
    "title_canon_sha256": "6a9b133d4610c6e0c097a66c83f6ce14bb0b7c308a5272355b2234b7186a2974"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.3605",
    "kind": "arxiv",
    "version": 2
  }
}