Pith Number

pith:Y32UW6SV

pith:2014:Y32UW6SVO2OQEWEK73NJR6XQVF

not attested not anchored not stored refs pending

IMAGINARY Math Exhibition using Low-cost 3D Printers

C. Fonda, E. Canessa, M. Rainone

arxiv:1409.5595 v1 · 2014-09-19 · cs.CY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Y32UW6SVO2OQEWEK73NJR6XQVF}

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	2026-05-18T02:42:26.901974Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c6f54b7a55769d02588afeda98faf0a94ef35177ff4eb90c3037e40585eb3fa3

Aliases

arxiv: 1409.5595 · arxiv_version: 1409.5595v1 · doi: 10.48550/arxiv.1409.5595 · pith_short_12: Y32UW6SVO2OQ · pith_short_16: Y32UW6SVO2OQEWEK · pith_short_8: Y32UW6SV

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/Y32UW6SVO2OQEWEK73NJR6XQVF \
  | 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: c6f54b7a55769d02588afeda98faf0a94ef35177ff4eb90c3037e40585eb3fa3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f65b4512fd6198ea59d6857a29f9e46a28d38cf9cdb5630ce3927c7329cb692c",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2014-09-19T10:50:32Z",
    "title_canon_sha256": "c70cec770a2fd40f47abcb209e46134c8312fe472560c178c83a80f152c5c563"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.5595",
    "kind": "arxiv",
    "version": 1
  }
}