Pith Number

pith:A6NVSELY

pith:2021:A6NVSELYMWSM4DSVB2QJUSUKEG

not attested not anchored not stored refs pending

Improving Contrastive Learning by Visualizing Feature Transformation

Bingchen Zhao, Chang Wen Chen, Jingen Liu, Rui Zhu, Zhenglong Sun

arxiv:2108.02982 v1 · 2021-08-06 · 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{A6NVSELYMWSM4DSVB2QJUSUKEG}

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	2026-07-05T03:03:44.523533Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

079b59117865a4ce0e550ea09a4a8a21bb98421678eccf77a4d8e2be1446aafe

Aliases

arxiv: 2108.02982 · arxiv_version: 2108.02982v1 · doi: 10.48550/arxiv.2108.02982 · pith_short_12: A6NVSELYMWSM · pith_short_16: A6NVSELYMWSM4DSV · pith_short_8: A6NVSELY

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/A6NVSELYMWSM4DSVB2QJUSUKEG \
  | 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: 079b59117865a4ce0e550ea09a4a8a21bb98421678eccf77a4d8e2be1446aafe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b0bac43b702e0bc7f94ac522f426dd2b57850ae472416bc9b995a52d4ab5777c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-08-06T07:26:08Z",
    "title_canon_sha256": "fafcfff8c497fccdb80b977e684d3642bb94002bdfbc25bc15901dcdf1f0acfc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.02982",
    "kind": "arxiv",
    "version": 1
  }
}