Pith Number

pith:U37CI44X

pith:2014:U37CI44XISKGII5YC76IZYNF4C

not attested not anchored not stored refs pending

Geometric and arithmetic relations concerning origami

Eul\`alia Tramuns, Jordi Gu\`ardia

arxiv:1409.4974 v2 · 2014-09-16 · math.NT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{U37CI44XISKGII5YC76IZYNF4C}

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	2026-05-18T02:41:59.204204Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a6fe24739744946423b817fc8ce1a5e08bdce638caa8bbd7f6f5ab57acf1196a

Aliases

arxiv: 1409.4974 · arxiv_version: 1409.4974v2 · doi: 10.48550/arxiv.1409.4974 · pith_short_12: U37CI44XISKG · pith_short_16: U37CI44XISKGII5Y · pith_short_8: U37CI44X

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/U37CI44XISKGII5YC76IZYNF4C \
  | 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: a6fe24739744946423b817fc8ce1a5e08bdce638caa8bbd7f6f5ab57acf1196a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bf7f6d40b4cff2ae55fb984f11b771d4ee8f36502f03e3cf36d80c19dd8e740c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2014-09-16T13:53:23Z",
    "title_canon_sha256": "c2cc45533c49f91603c1d4fc31dd37e7e8f3e11238071bd3e4fd0dd31ef7816d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.4974",
    "kind": "arxiv",
    "version": 2
  }
}