Pith Number

pith:W7IUL57W

pith:2021:W7IUL57WI43MGECXY2V6BTW4R2

not attested not anchored not stored refs pending

Towards Learning Geometric Transformations through Play: An AR-powered approach

Dezhen Song, Wei Yan, Zohreh Shaghaghian

arxiv:2106.03988 v1 · 2021-06-07 · cs.HC · cs.GR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{W7IUL57WI43MGECXY2V6BTW4R2}

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	2026-07-05T02:47:10.906948Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b7d145f7f64736c31057c6abe0cedc8eb4dd529c9913a65a8d176567cf5108b7

Aliases

arxiv: 2106.03988 · arxiv_version: 2106.03988v1 · doi: 10.48550/arxiv.2106.03988 · pith_short_12: W7IUL57WI43M · pith_short_16: W7IUL57WI43MGECX · pith_short_8: W7IUL57W

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/W7IUL57WI43MGECXY2V6BTW4R2 \
  | 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: b7d145f7f64736c31057c6abe0cedc8eb4dd529c9913a65a8d176567cf5108b7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "158084a0507f88720c99168c269af6c0cbae8bb7f3f9182889bdc9e7d9eb50f6",
    "cross_cats_sorted": [
      "cs.GR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2021-06-07T22:09:58Z",
    "title_canon_sha256": "33346b17991de675d5f29c98396f997065cd324c6a99a7b50a624b256b3bfd9b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.03988",
    "kind": "arxiv",
    "version": 1
  }
}