Pith Number

pith:KDUWDY7T

pith:2015:KDUWDY7TFTFY3A5QHH2GTBRMPS

not attested not anchored not stored refs pending

Occlusion Coherence: Detecting and Localizing Occluded Faces

Charless C. Fowlkes, Golnaz Ghiasi

arxiv:1506.08347 v2 · 2015-06-28 · 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{KDUWDY7TFTFY3A5QHH2GTBRMPS}

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	2026-05-18T01:07:57.055700Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

50e961e3f32ccb8d83b039f469862c7cb54fad06f73b37b138a8c54194f3cc1d

Aliases

arxiv: 1506.08347 · arxiv_version: 1506.08347v2 · doi: 10.48550/arxiv.1506.08347 · pith_short_12: KDUWDY7TFTFY · pith_short_16: KDUWDY7TFTFY3A5Q · pith_short_8: KDUWDY7T

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/KDUWDY7TFTFY3A5QHH2GTBRMPS \
  | 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: 50e961e3f32ccb8d83b039f469862c7cb54fad06f73b37b138a8c54194f3cc1d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "efff597d60adfa5595f227ac3fbe05dd256603233dd8290a7bd81df2141339e3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2015-06-28T03:12:34Z",
    "title_canon_sha256": "61d433b48e065591f34b54d6d185d16e95010ba12542a010b268fd94b81f83c5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.08347",
    "kind": "arxiv",
    "version": 2
  }
}