Pith Number

pith:VPFOAXJY

pith:2015:VPFOAXJYAIS2YB3X234EJVAXEA

not attested not anchored not stored refs pending

Characterization of Curved Creases and Rulings: Design and Analysis of Lens Tessellations

David A. Huffman, Duks Koschitz, Erik D. Demaine, Martin L. Demaine, Tomohiro Tachi

arxiv:1502.03191 v1 · 2015-02-11 · cs.CG · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VPFOAXJYAIS2YB3X234EJVAXEA}

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	2026-05-18T02:27:20.239964Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

abcae05d380225ac0777d6f844d4172013f1debb1d59d121e298b8e36d204782

Aliases

arxiv: 1502.03191 · arxiv_version: 1502.03191v1 · doi: 10.48550/arxiv.1502.03191 · pith_short_12: VPFOAXJYAIS2 · pith_short_16: VPFOAXJYAIS2YB3X · pith_short_8: VPFOAXJY

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/VPFOAXJYAIS2YB3X234EJVAXEA \
  | 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: abcae05d380225ac0777d6f844d4172013f1debb1d59d121e298b8e36d204782

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "602c8e70e2b13a77cfc74b222be89f720be4035a3b507a353d3f0bed40febcfc",
    "cross_cats_sorted": [
      "math.DG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2015-02-11T04:31:53Z",
    "title_canon_sha256": "61b40b045faa022b037b9691921172e2ceea63ee35dfdfc24a2083f6d19a53d3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.03191",
    "kind": "arxiv",
    "version": 1
  }
}