Pith Number

pith:L4TLE3WX

pith:2021:L4TLE3WX27SWC765WI75OFALXC

not attested not anchored not stored refs pending

Progressive Hard-case Mining across Pyramid Levels for Object Detection

Binghong Wu, Dalu Yang, Haifeng Huang, Junde Wu, Lei Wang, Xiaorong Wang, Yanwu Xu, Yehui Yang

arxiv:2109.07217 v2 · 2021-09-15 · 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{L4TLE3WX27SWC765WI75OFALXC}

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	2026-07-05T04:09:57.651023Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5f26b26ed7d7e5617fddb23fd7140bb89b32798f2542045c43485950b0b9d626

Aliases

arxiv: 2109.07217 · arxiv_version: 2109.07217v2 · doi: 10.48550/arxiv.2109.07217 · pith_short_12: L4TLE3WX27SW · pith_short_16: L4TLE3WX27SWC765 · pith_short_8: L4TLE3WX

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/L4TLE3WX27SWC765WI75OFALXC \
  | 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: 5f26b26ed7d7e5617fddb23fd7140bb89b32798f2542045c43485950b0b9d626

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "54bcd66c4885c3a3cdac33d5b2c6abd30008d09244facb62c54e1cafcbb1394d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-09-15T11:12:03Z",
    "title_canon_sha256": "fcb0f7aeb91582d7b100e00087666afe0c784ef096ab15de286918f2cc543954"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.07217",
    "kind": "arxiv",
    "version": 2
  }
}