Pith Number

pith:DIJHULGH

pith:2021:DIJHULGH2ERZP5EJRSPII4SHVI

not attested not anchored not stored refs pending

Filtering Empty Camera Trap Images in Embedded Systems

Eulanda M. dos Santos, Fagner Cunha, Juan G. Colonna, Raimundo Barreto

arxiv:2104.08859 v1 · 2021-04-18 · 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{DIJHULGH2ERZP5EJRSPII4SHVI}

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	2026-07-05T02:32:56.278136Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1a127a2cc7d12397f4898c9e847247aa1b4d80ab3a5a7940e13b0f0ea0bbc993

Aliases

arxiv: 2104.08859 · arxiv_version: 2104.08859v1 · doi: 10.48550/arxiv.2104.08859 · pith_short_12: DIJHULGH2ERZ · pith_short_16: DIJHULGH2ERZP5EJ · pith_short_8: DIJHULGH

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/DIJHULGH2ERZP5EJRSPII4SHVI \
  | 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: 1a127a2cc7d12397f4898c9e847247aa1b4d80ab3a5a7940e13b0f0ea0bbc993

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cd908928410f5c23feb481f365f166490174821d21a8af2703f5c8205bf63b4c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-04-18T13:56:22Z",
    "title_canon_sha256": "180ceba58544fb9c5fe122a5b103d320318eb8bead6867045ddadf593b7bc8e2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.08859",
    "kind": "arxiv",
    "version": 1
  }
}