Pith Number

pith:G25H2NER

pith:2020:G25H2NERX3VMC7G3MQ6SY7XRQV

not attested not anchored not stored refs pending

Universal-RCNN: Universal Object Detector via Transferable Graph R-CNN

Hang Xu, Linpu Fang, Wenxiong Kang, Xiaodan Liang, Zhenguo Li

arxiv:2002.07417 v1 · 2020-02-18 · 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{G25H2NERX3VMC7G3MQ6SY7XRQV}

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	2026-07-05T00:42:01.902043Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

36ba7d3491beeac17cdb643d2c7ef1856ca032110f7fcd7ad91ed06aafacdaed

Aliases

arxiv: 2002.07417 · arxiv_version: 2002.07417v1 · doi: 10.48550/arxiv.2002.07417 · pith_short_12: G25H2NERX3VM · pith_short_16: G25H2NERX3VMC7G3 · pith_short_8: G25H2NER

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/G25H2NERX3VMC7G3MQ6SY7XRQV \
  | 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: 36ba7d3491beeac17cdb643d2c7ef1856ca032110f7fcd7ad91ed06aafacdaed

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2916ad7654bea2cc438eb6393c220d88da3cbbd4964adb1f1a09cffc13ba5ace",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2020-02-18T07:57:45Z",
    "title_canon_sha256": "16752f52d626f548747facacab3112444543b8dbe97bda32f6f3770e310d7e1b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.07417",
    "kind": "arxiv",
    "version": 1
  }
}