Pith Number

pith:6L6WRIOX

pith:2019:6L6WRIOXXGCJZ5I3YYEMB7W3QO

not attested not anchored not stored refs pending

Region Proposal by Guided Anchoring

Chen Change Loy, Dahua Lin, Jiaqi Wang, Kai Chen, Shuo Yang

arxiv:1901.03278 v2 · 2019-01-10 · 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{6L6WRIOXXGCJZ5I3YYEMB7W3QO}

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	2026-05-17T23:48:45.226653Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f2fd68a1d7b9849cf51bc608c0fedb83ac9927d0944774d803b29257b85c3dc2

Aliases

arxiv: 1901.03278 · arxiv_version: 1901.03278v2 · doi: 10.48550/arxiv.1901.03278 · pith_short_12: 6L6WRIOXXGCJ · pith_short_16: 6L6WRIOXXGCJZ5I3 · pith_short_8: 6L6WRIOX

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/6L6WRIOXXGCJZ5I3YYEMB7W3QO \
  | 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: f2fd68a1d7b9849cf51bc608c0fedb83ac9927d0944774d803b29257b85c3dc2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "91f48c3b37b4f566f1125c05d34de0dab4cb5b7ecaa7c2c0a0c1450dba77f140",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-01-10T17:13:13Z",
    "title_canon_sha256": "c4141178e5ccef455d50d1bcbe6f16e9732173edaf7ec0d8f3eb55c743fb84a0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.03278",
    "kind": "arxiv",
    "version": 2
  }
}