Pith Number

pith:4I2PZIAM

pith:2021:4I2PZIAMPVN2G3EZS5HWV4OKMK

not attested not anchored not stored refs pending

Greedy Network Enlarging

An Xiao, Chuanjian Liu, Chunjing Xu, Kai Han, Wei Zhang, Yiping Deng, Yunhe Wang

arxiv:2108.00177 v3 · 2021-07-31 · cs.CV · cs.AI

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4I2PZIAMPVN2G3EZS5HWV4OKMK}

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	2026-07-05T03:35:12.162666Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e234fca00c7d5ba36c99974f6af1ca62bc6c37a07aad56234acc933afc2dcb25

Aliases

arxiv: 2108.00177 · arxiv_version: 2108.00177v3 · doi: 10.48550/arxiv.2108.00177 · pith_short_12: 4I2PZIAMPVN2 · pith_short_16: 4I2PZIAMPVN2G3EZ · pith_short_8: 4I2PZIAM

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/4I2PZIAMPVN2G3EZS5HWV4OKMK \
  | 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: e234fca00c7d5ba36c99974f6af1ca62bc6c37a07aad56234acc933afc2dcb25

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eccd71d3aa244d84356b781054b40842d2ec26f627ac729bf25d5d32fb889090",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-07-31T08:36:30Z",
    "title_canon_sha256": "89742166a40572f11d2de8f93ff5d75bac3cef0ee5fdca2e614ccaf745301204"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.00177",
    "kind": "arxiv",
    "version": 3
  }
}