Pith Number

pith:WIISHLXY

pith:2021:WIISHLXY7C4L43N3YEFQVLYHTG

not attested not anchored not stored refs pending

Experimenting with Self-Supervision using Rotation Prediction for Image Captioning

Ahmed ElHagry, Karima Kadaoui

arxiv:2107.13111 v1 · 2021-07-28 · 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{WIISHLXY7C4L43N3YEFQVLYHTG}

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	2026-07-05T03:01:26.474126Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b21123aef8f8b8be6dbbc10b0aaf0799be01d991615028a3c0d3d7c5270da81a

Aliases

arxiv: 2107.13111 · arxiv_version: 2107.13111v1 · doi: 10.48550/arxiv.2107.13111 · pith_short_12: WIISHLXY7C4L · pith_short_16: WIISHLXY7C4L43N3 · pith_short_8: WIISHLXY

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/WIISHLXY7C4L43N3YEFQVLYHTG \
  | 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: b21123aef8f8b8be6dbbc10b0aaf0799be01d991615028a3c0d3d7c5270da81a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aa4108cd60a314a9eedfeec998789ec5f0f5183c409ed10a830e9ee07d8974ce",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-07-28T00:46:27Z",
    "title_canon_sha256": "7158147079e79d71ad6d8da8946ee31b9093eacbb058872df2eb34c61184947c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.13111",
    "kind": "arxiv",
    "version": 1
  }
}